diff --git a/chrome/browser/BUILD.gn b/chrome/browser/BUILD.gn
index e9de6ba4dc926..4266e9a6a5bfc 100644
--- a/chrome/browser/BUILD.gn
+++ b/chrome/browser/BUILD.gn
@@ -7180,6 +7180,12 @@ static_library("test_support") {
       "ash/arc/extensions/fake_arc_support.h",
       "ash/file_manager/fake_disk_mount_manager.cc",
       "ash/file_manager/fake_disk_mount_manager.h",
+      "ash/input_method/mock_candidate_window_controller.cc",
+      "ash/input_method/mock_candidate_window_controller.h",
+      "ash/input_method/mock_input_method_engine.cc",
+      "ash/input_method/mock_input_method_engine.h",
+      "ash/input_method/mock_input_method_manager_impl.cc",
+      "ash/input_method/mock_input_method_manager_impl.h",
       "ash/login/screens/mock_device_disabled_screen_view.cc",
       "ash/login/screens/mock_device_disabled_screen_view.h",
       "ash/login/session/user_session_manager_test_api.cc",
@@ -7208,12 +7214,6 @@ static_library("test_support") {
       "ash/policy/enrollment/fake_device_cloud_policy_initializer.h",
       "ash/policy/external_data/cloud_external_data_manager_base_test_util.cc",
       "ash/policy/external_data/cloud_external_data_manager_base_test_util.h",
-      "chromeos/input_method/mock_candidate_window_controller.cc",
-      "chromeos/input_method/mock_candidate_window_controller.h",
-      "chromeos/input_method/mock_input_method_engine.cc",
-      "chromeos/input_method/mock_input_method_engine.h",
-      "chromeos/input_method/mock_input_method_manager_impl.cc",
-      "chromeos/input_method/mock_input_method_manager_impl.h",
       "chromeos/net/network_portal_detector_test_utils.cc",
       "chromeos/net/network_portal_detector_test_utils.h",
       "ui/app_list/test/chrome_app_list_test_support.cc",
diff --git a/chrome/browser/ash/input_method/assistive_suggester.h b/chrome/browser/ash/input_method/assistive_suggester.h
index 8ee976a67d30c..ce8edf914ec7d 100644
--- a/chrome/browser/ash/input_method/assistive_suggester.h
+++ b/chrome/browser/ash/input_method/assistive_suggester.h
@@ -11,11 +11,11 @@
 #include "chrome/browser/ash/input_method/emoji_suggester.h"
 #include "chrome/browser/ash/input_method/input_method_engine.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/multi_word_suggester.h"
-#include "chrome/browser/chromeos/input_method/personal_info_suggester.h"
-#include "chrome/browser/chromeos/input_method/suggester.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
-#include "chrome/browser/chromeos/input_method/suggestions_source.h"
+#include "chrome/browser/ash/input_method/multi_word_suggester.h"
+#include "chrome/browser/ash/input_method/personal_info_suggester.h"
+#include "chrome/browser/ash/input_method/suggester.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/suggestions_source.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 
 namespace chromeos {
diff --git a/chrome/browser/ash/input_method/assistive_suggester_unittest.cc b/chrome/browser/ash/input_method/assistive_suggester_unittest.cc
index 796c14013c8e0..44bf79ba86c2f 100644
--- a/chrome/browser/ash/input_method/assistive_suggester_unittest.cc
+++ b/chrome/browser/ash/input_method/assistive_suggester_unittest.cc
@@ -3,12 +3,12 @@
 // found in the LICENSE file.
 
 #include "chrome/browser/ash/input_method/assistive_suggester.h"
-#include "chrome/browser/chromeos/input_method/personal_info_suggester.h"
 
 #include "ash/constants/ash_features.h"
 #include "ash/constants/ash_pref_names.h"
 #include "base/test/metrics/histogram_tester.h"
 #include "base/test/scoped_feature_list.h"
+#include "chrome/browser/ash/input_method/personal_info_suggester.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "content/public/test/browser_task_environment.h"
diff --git a/chrome/browser/ash/input_method/assistive_window_controller.h b/chrome/browser/ash/input_method/assistive_window_controller.h
index c3851b577a94c..64fa2fad191e6 100644
--- a/chrome/browser/ash/input_method/assistive_window_controller.h
+++ b/chrome/browser/ash/input_method/assistive_window_controller.h
@@ -9,7 +9,7 @@
 
 #include "base/macros.h"
 #include "chrome/browser/ash/input_method/assistive_window_properties.h"
-#include "chrome/browser/chromeos/input_method/tts_handler.h"
+#include "chrome/browser/ash/input_method/tts_handler.h"
 #include "chrome/browser/chromeos/input_method/ui/assistive_delegate.h"
 #include "chrome/browser/chromeos/input_method/ui/grammar_suggestion_window.h"
 #include "chrome/browser/chromeos/input_method/ui/suggestion_window_view.h"
diff --git a/chrome/browser/ash/input_method/autocorrect_manager.cc b/chrome/browser/ash/input_method/autocorrect_manager.cc
index 9b0ca3e6b549d..b7ba9d3e5938c 100644
--- a/chrome/browser/ash/input_method/autocorrect_manager.cc
+++ b/chrome/browser/ash/input_method/autocorrect_manager.cc
@@ -9,7 +9,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "chrome/browser/ash/input_method/assistive_window_properties.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client.h"
 #include "chrome/grit/generated_resources.h"
 #include "ui/base/ime/chromeos/extension_ime_util.h"
diff --git a/chrome/browser/ash/input_method/autocorrect_manager.h b/chrome/browser/ash/input_method/autocorrect_manager.h
index ff9c9ba11ac9f..016a81e0b1158 100644
--- a/chrome/browser/ash/input_method/autocorrect_manager.h
+++ b/chrome/browser/ash/input_method/autocorrect_manager.h
@@ -10,7 +10,7 @@
 #include "chrome/browser/ash/input_method/assistive_window_controller.h"
 #include "chrome/browser/ash/input_method/diacritics_insensitive_string_comparator.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
 
 namespace chromeos {
 
diff --git a/chrome/browser/ash/input_method/emoji_suggester.h b/chrome/browser/ash/input_method/emoji_suggester.h
index 8b01d4117115f..9e55542af389f 100644
--- a/chrome/browser/ash/input_method/emoji_suggester.h
+++ b/chrome/browser/ash/input_method/emoji_suggester.h
@@ -9,9 +9,9 @@
 
 #include "base/time/time.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/suggester.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/suggester.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
 #include "chrome/browser/chromeos/input_method/ui/assistive_delegate.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 
diff --git a/chrome/browser/ash/input_method/fake_suggestion_handler.h b/chrome/browser/ash/input_method/fake_suggestion_handler.h
index ce2b971ee7804..468ddde87fbed 100644
--- a/chrome/browser/ash/input_method/fake_suggestion_handler.h
+++ b/chrome/browser/ash/input_method/fake_suggestion_handler.h
@@ -6,7 +6,7 @@
 #define CHROME_BROWSER_ASH_INPUT_METHOD_FAKE_SUGGESTION_HANDLER_H_
 
 #include "chrome/browser/ash/input_method/assistive_window_properties.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
 #include "chrome/browser/chromeos/input_method/ui/suggestion_details.h"
 
 namespace chromeos {
diff --git a/chrome/browser/ash/input_method/grammar_manager.h b/chrome/browser/ash/input_method/grammar_manager.h
index cde06d8f622e6..973e6f14820eb 100644
--- a/chrome/browser/ash/input_method/grammar_manager.h
+++ b/chrome/browser/ash/input_method/grammar_manager.h
@@ -11,8 +11,8 @@
 
 #include "base/timer/timer.h"
 #include "chrome/browser/ash/input_method/grammar_service_client.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
-#include "chrome/browser/chromeos/input_method/text_utils.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/text_utils.h"
 #include "chrome/browser/chromeos/input_method/ui/assistive_delegate.h"
 #include "chrome/browser/profiles/profile.h"
 #include "ui/events/event.h"
diff --git a/chrome/browser/ash/input_method/input_method_configuration_unittest.cc b/chrome/browser/ash/input_method/input_method_configuration_unittest.cc
index c37e61ec0a0ef..9b47d12a1d8dc 100644
--- a/chrome/browser/ash/input_method/input_method_configuration_unittest.cc
+++ b/chrome/browser/ash/input_method/input_method_configuration_unittest.cc
@@ -4,7 +4,7 @@
 
 #include "chrome/browser/ash/input_method/input_method_configuration.h"
 
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "components/session_manager/core/session_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
diff --git a/chrome/browser/ash/input_method/input_method_engine.h b/chrome/browser/ash/input_method/input_method_engine.h
index 7edc78b190ddc..08b510feaa4c4 100644
--- a/chrome/browser/ash/input_method/input_method_engine.h
+++ b/chrome/browser/ash/input_method/input_method_engine.h
@@ -14,7 +14,7 @@
 
 #include "chrome/browser/ash/input_method/assistive_window_properties.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
 #include "ui/base/ime/candidate_window.h"
 #include "ui/base/ime/chromeos/ime_engine_handler_interface.h"
 #include "ui/base/ime/chromeos/input_method_descriptor.h"
diff --git a/chrome/browser/ash/input_method/input_method_engine_unittest.cc b/chrome/browser/ash/input_method/input_method_engine_unittest.cc
index 5cdf0b078a139..86655d27e3bce 100644
--- a/chrome/browser/ash/input_method/input_method_engine_unittest.cc
+++ b/chrome/browser/ash/input_method/input_method_engine_unittest.cc
@@ -18,7 +18,7 @@
 #include "base/test/task_environment.h"
 #include "chrome/browser/ash/input_method/input_method_configuration.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client_test_helper.h"
 #include "content/public/test/browser_task_environment.h"
 #include "testing/gtest/include/gtest/gtest.h"
diff --git a/chrome/browser/ash/input_method/input_method_manager_impl_unittest.cc b/chrome/browser/ash/input_method/input_method_manager_impl_unittest.cc
index 2a16553f18820..954c08a166f12 100644
--- a/chrome/browser/ash/input_method/input_method_manager_impl_unittest.cc
+++ b/chrome/browser/ash/input_method/input_method_manager_impl_unittest.cc
@@ -18,8 +18,8 @@
 #include "base/run_loop.h"
 #include "base/test/scoped_feature_list.h"
 #include "base/test/task_environment.h"
-#include "chrome/browser/chromeos/input_method/mock_candidate_window_controller.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_engine.h"
+#include "chrome/browser/ash/input_method/mock_candidate_window_controller.h"
+#include "chrome/browser/ash/input_method/mock_input_method_engine.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/ime_controller_client_impl.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client_test_helper.h"
diff --git a/chrome/browser/ash/input_method/input_method_persistence_unittest.cc b/chrome/browser/ash/input_method/input_method_persistence_unittest.cc
index b6cc2cf9c626e..46ed4ddf681af 100644
--- a/chrome/browser/ash/input_method/input_method_persistence_unittest.cc
+++ b/chrome/browser/ash/input_method/input_method_persistence_unittest.cc
@@ -6,8 +6,8 @@
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/ash/login/users/fake_chrome_user_manager.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/chromeos/language_preferences.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_constants.h"
diff --git a/chrome/browser/chromeos/input_method/mock_candidate_window_controller.cc b/chrome/browser/ash/input_method/mock_candidate_window_controller.cc
similarity index 93%
rename from chrome/browser/chromeos/input_method/mock_candidate_window_controller.cc
rename to chrome/browser/ash/input_method/mock_candidate_window_controller.cc
index 8bbed86af0639..a200914628a0c 100644
--- a/chrome/browser/chromeos/input_method/mock_candidate_window_controller.cc
+++ b/chrome/browser/ash/input_method/mock_candidate_window_controller.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/mock_candidate_window_controller.h"
+#include "chrome/browser/ash/input_method/mock_candidate_window_controller.h"
 
 namespace chromeos {
 namespace input_method {
diff --git a/chrome/browser/chromeos/input_method/mock_candidate_window_controller.h b/chrome/browser/ash/input_method/mock_candidate_window_controller.h
similarity index 82%
rename from chrome/browser/chromeos/input_method/mock_candidate_window_controller.h
rename to chrome/browser/ash/input_method/mock_candidate_window_controller.h
index d5ea89effdd0a..429512438724e 100644
--- a/chrome/browser/chromeos/input_method/mock_candidate_window_controller.h
+++ b/chrome/browser/ash/input_method/mock_candidate_window_controller.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_CONTROLLER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_CONTROLLER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_CONTROLLER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_CONTROLLER_H_
 
 #include "base/macros.h"
 #include "base/observer_list.h"
@@ -40,4 +40,4 @@ class MockCandidateWindowController : public CandidateWindowController {
 }  // namespace input_method
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_CONTROLLER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_CANDIDATE_WINDOW_CONTROLLER_H_
diff --git a/chrome/browser/chromeos/input_method/mock_input_method_engine.cc b/chrome/browser/ash/input_method/mock_input_method_engine.cc
similarity index 96%
rename from chrome/browser/chromeos/input_method/mock_input_method_engine.cc
rename to chrome/browser/ash/input_method/mock_input_method_engine.cc
index 5e114e98d4b8b..cf4d30bdb44fc 100644
--- a/chrome/browser/chromeos/input_method/mock_input_method_engine.cc
+++ b/chrome/browser/ash/input_method/mock_input_method_engine.cc
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/mock_input_method_engine.h"
+#include "chrome/browser/ash/input_method/mock_input_method_engine.h"
 
 #include <map>
 
diff --git a/chrome/browser/chromeos/input_method/mock_input_method_engine.h b/chrome/browser/ash/input_method/mock_input_method_engine.h
similarity index 89%
rename from chrome/browser/chromeos/input_method/mock_input_method_engine.h
rename to chrome/browser/ash/input_method/mock_input_method_engine.h
index 2a3c21229132c..9af6ebcb1c3ea 100644
--- a/chrome/browser/chromeos/input_method/mock_input_method_engine.h
+++ b/chrome/browser/ash/input_method/mock_input_method_engine.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_INPUT_METHOD_ENGINE_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_INPUT_METHOD_ENGINE_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_INPUT_METHOD_ENGINE_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_INPUT_METHOD_ENGINE_H_
 
 #include <stddef.h>
 #include <stdint.h>
@@ -60,4 +60,4 @@ class MockInputMethodEngine : public ui::IMEEngineHandlerInterface {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_INPUT_METHOD_ENGINE_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_INPUT_METHOD_ENGINE_H_
diff --git a/chrome/browser/chromeos/input_method/mock_input_method_manager_impl.cc b/chrome/browser/ash/input_method/mock_input_method_manager_impl.cc
similarity index 98%
rename from chrome/browser/chromeos/input_method/mock_input_method_manager_impl.cc
rename to chrome/browser/ash/input_method/mock_input_method_manager_impl.cc
index 294adb0206abd..51d56c2bdb6c8 100644
--- a/chrome/browser/chromeos/input_method/mock_input_method_manager_impl.cc
+++ b/chrome/browser/ash/input_method/mock_input_method_manager_impl.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 
 #include <memory>
 #include <utility>
diff --git a/chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h b/chrome/browser/ash/input_method/mock_input_method_manager_impl.h
similarity index 94%
rename from chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h
rename to chrome/browser/ash/input_method/mock_input_method_manager_impl.h
index 93d9e58735081..8dbb553ab0196 100644
--- a/chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h
+++ b/chrome/browser/ash/input_method/mock_input_method_manager_impl.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_INPUT_METHOD_MANAGER_IMPL_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_INPUT_METHOD_MANAGER_IMPL_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_INPUT_METHOD_MANAGER_IMPL_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_INPUT_METHOD_MANAGER_IMPL_H_
 
 #include <stddef.h>
 
@@ -109,4 +109,4 @@ using ::chromeos::input_method::MockInputMethodManagerImpl;
 }
 }  // namespace ash
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MOCK_INPUT_METHOD_MANAGER_IMPL_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_MOCK_INPUT_METHOD_MANAGER_IMPL_H_
diff --git a/chrome/browser/chromeos/input_method/multi_word_suggester.cc b/chrome/browser/ash/input_method/multi_word_suggester.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/multi_word_suggester.cc
rename to chrome/browser/ash/input_method/multi_word_suggester.cc
index 6580553ed70a2..c1a8de3953937 100644
--- a/chrome/browser/chromeos/input_method/multi_word_suggester.cc
+++ b/chrome/browser/ash/input_method/multi_word_suggester.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/multi_word_suggester.h"
+#include "chrome/browser/ash/input_method/multi_word_suggester.h"
 
 #include <cmath>
 #include "base/metrics/histogram_functions.h"
diff --git a/chrome/browser/chromeos/input_method/multi_word_suggester.h b/chrome/browser/ash/input_method/multi_word_suggester.h
similarity index 89%
rename from chrome/browser/chromeos/input_method/multi_word_suggester.h
rename to chrome/browser/ash/input_method/multi_word_suggester.h
index a2c72048ca0cb..5c381f3410a87 100644
--- a/chrome/browser/chromeos/input_method/multi_word_suggester.h
+++ b/chrome/browser/ash/input_method/multi_word_suggester.h
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MULTI_WORD_SUGGESTER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MULTI_WORD_SUGGESTER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_MULTI_WORD_SUGGESTER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_MULTI_WORD_SUGGESTER_H_
 
 #include "base/time/time.h"
-#include "chrome/browser/chromeos/input_method/suggester.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/suggester.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 #include "third_party/abseil-cpp/absl/types/optional.h"
 
@@ -113,4 +113,4 @@ class MultiWordSuggester : public Suggester {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MULTI_WORD_SUGGESTER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_MULTI_WORD_SUGGESTER_H_
diff --git a/chrome/browser/chromeos/input_method/multi_word_suggester_unittest.cc b/chrome/browser/ash/input_method/multi_word_suggester_unittest.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/multi_word_suggester_unittest.cc
rename to chrome/browser/ash/input_method/multi_word_suggester_unittest.cc
index d908ba6d8b148..54756960b1c53 100644
--- a/chrome/browser/chromeos/input_method/multi_word_suggester_unittest.cc
+++ b/chrome/browser/ash/input_method/multi_word_suggester_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/multi_word_suggester.h"
+#include "chrome/browser/ash/input_method/multi_word_suggester.h"
 
 #include <vector>
 
diff --git a/chrome/browser/chromeos/input_method/native_input_method_engine.cc b/chrome/browser/ash/input_method/native_input_method_engine.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/native_input_method_engine.cc
rename to chrome/browser/ash/input_method/native_input_method_engine.cc
index 97e54ce931465..3426ce5dd6724 100644
--- a/chrome/browser/chromeos/input_method/native_input_method_engine.cc
+++ b/chrome/browser/ash/input_method/native_input_method_engine.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/native_input_method_engine.h"
+#include "chrome/browser/ash/input_method/native_input_method_engine.h"
 
 #include "ash/constants/ash_features.h"
 #include "base/feature_list.h"
@@ -17,7 +17,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ash/input_method/autocorrect_manager.h"
 #include "chrome/browser/ash/input_method/grammar_service_client.h"
-#include "chrome/browser/chromeos/input_method/suggestions_service_client.h"
+#include "chrome/browser/ash/input_method/suggestions_service_client.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/settings_window_manager_chromeos.h"
 #include "chrome/browser/ui/webui/settings/chromeos/constants/routes.mojom.h"
diff --git a/chrome/browser/chromeos/input_method/native_input_method_engine.h b/chrome/browser/ash/input_method/native_input_method_engine.h
similarity index 96%
rename from chrome/browser/chromeos/input_method/native_input_method_engine.h
rename to chrome/browser/ash/input_method/native_input_method_engine.h
index 0ca708ec6d460..351888079f4da 100644
--- a/chrome/browser/chromeos/input_method/native_input_method_engine.h
+++ b/chrome/browser/ash/input_method/native_input_method_engine.h
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_NATIVE_INPUT_METHOD_ENGINE_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_NATIVE_INPUT_METHOD_ENGINE_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_NATIVE_INPUT_METHOD_ENGINE_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_NATIVE_INPUT_METHOD_ENGINE_H_
 
 #include "base/scoped_observation.h"
 #include "chrome/browser/ash/input_method/assistive_suggester.h"
 #include "chrome/browser/ash/input_method/autocorrect_manager.h"
 #include "chrome/browser/ash/input_method/grammar_manager.h"
 #include "chrome/browser/ash/input_method/input_method_engine.h"
-#include "chrome/browser/chromeos/input_method/suggestions_collector.h"
+#include "chrome/browser/ash/input_method/suggestions_collector.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 #include "chromeos/services/ime/public/mojom/input_engine.mojom.h"
@@ -190,4 +190,4 @@ class NativeInputMethodEngine
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_NATIVE_INPUT_METHOD_ENGINE_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_NATIVE_INPUT_METHOD_ENGINE_H_
diff --git a/chrome/browser/chromeos/input_method/native_input_method_engine_browsertest.cc b/chrome/browser/ash/input_method/native_input_method_engine_browsertest.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/native_input_method_engine_browsertest.cc
rename to chrome/browser/ash/input_method/native_input_method_engine_browsertest.cc
index bfc51f319cefa..5fe54e4f5d2db 100644
--- a/chrome/browser/chromeos/input_method/native_input_method_engine_browsertest.cc
+++ b/chrome/browser/ash/input_method/native_input_method_engine_browsertest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/native_input_method_engine.h"
+#include "chrome/browser/ash/input_method/native_input_method_engine.h"
 
 #include "ash/constants/ash_features.h"
 #include "ash/constants/ash_pref_names.h"
@@ -16,9 +16,9 @@
 #include "base/values.h"
 #include "build/branding_buildflags.h"
 #include "chrome/browser/ash/input_method/assistive_window_controller.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/textinput_test_helper.h"
 #include "chrome/browser/autofill/personal_data_manager_factory.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
-#include "chrome/browser/chromeos/input_method/textinput_test_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/identity_manager_factory.h"
 #include "chrome/browser/ui/browser_finder.h"
diff --git a/chrome/browser/chromeos/input_method/native_input_method_engine_unittest.cc b/chrome/browser/ash/input_method/native_input_method_engine_unittest.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/native_input_method_engine_unittest.cc
rename to chrome/browser/ash/input_method/native_input_method_engine_unittest.cc
index 0f05c31667839..637937c4fbe67 100644
--- a/chrome/browser/chromeos/input_method/native_input_method_engine_unittest.cc
+++ b/chrome/browser/ash/input_method/native_input_method_engine_unittest.cc
@@ -2,12 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/native_input_method_engine.h"
+#include "chrome/browser/ash/input_method/native_input_method_engine.h"
 
 #include "ash/constants/ash_features.h"
 #include "base/callback_helpers.h"
 #include "base/feature_list.h"
-#include "chrome/browser/chromeos/input_method/stub_input_method_engine_observer.h"
+#include "chrome/browser/ash/input_method/stub_input_method_engine_observer.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client_test_helper.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
diff --git a/chrome/browser/chromeos/input_method/personal_info_suggester.cc b/chrome/browser/ash/input_method/personal_info_suggester.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/personal_info_suggester.cc
rename to chrome/browser/ash/input_method/personal_info_suggester.cc
index 63a41a9ccd965..9c74f0e1b288c 100644
--- a/chrome/browser/chromeos/input_method/personal_info_suggester.cc
+++ b/chrome/browser/ash/input_method/personal_info_suggester.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/personal_info_suggester.h"
+#include "chrome/browser/ash/input_method/personal_info_suggester.h"
 
 #include "ash/constants/ash_features.h"
 #include "ash/constants/ash_pref_names.h"
diff --git a/chrome/browser/chromeos/input_method/personal_info_suggester.h b/chrome/browser/ash/input_method/personal_info_suggester.h
similarity index 88%
rename from chrome/browser/chromeos/input_method/personal_info_suggester.h
rename to chrome/browser/ash/input_method/personal_info_suggester.h
index 4543f2fbe7863..1620b8841a070 100644
--- a/chrome/browser/chromeos/input_method/personal_info_suggester.h
+++ b/chrome/browser/ash/input_method/personal_info_suggester.h
@@ -2,17 +2,17 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_PERSONAL_INFO_SUGGESTER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_PERSONAL_INFO_SUGGESTER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_PERSONAL_INFO_SUGGESTER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_PERSONAL_INFO_SUGGESTER_H_
 
 #include <string>
 
 #include "base/time/time.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/suggester.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
-#include "chrome/browser/chromeos/input_method/suggestion_handler_interface.h"
-#include "chrome/browser/chromeos/input_method/tts_handler.h"
+#include "chrome/browser/ash/input_method/suggester.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/suggestion_handler_interface.h"
+#include "chrome/browser/ash/input_method/tts_handler.h"
 #include "chrome/browser/extensions/api/input_ime/input_ime_api.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 
@@ -117,4 +117,4 @@ class PersonalInfoSuggester : public Suggester {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_PERSONAL_INFO_SUGGESTER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_PERSONAL_INFO_SUGGESTER_H_
diff --git a/chrome/browser/chromeos/input_method/personal_info_suggester_unittest.cc b/chrome/browser/ash/input_method/personal_info_suggester_unittest.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/personal_info_suggester_unittest.cc
rename to chrome/browser/ash/input_method/personal_info_suggester_unittest.cc
index ae2c8688c144b..033bd20890573 100644
--- a/chrome/browser/chromeos/input_method/personal_info_suggester_unittest.cc
+++ b/chrome/browser/ash/input_method/personal_info_suggester_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/personal_info_suggester.h"
+#include "chrome/browser/ash/input_method/personal_info_suggester.h"
 
 #include "ash/constants/ash_features.h"
 #include "ash/constants/ash_pref_names.h"
diff --git a/chrome/browser/chromeos/input_method/stub_input_method_engine_observer.h b/chrome/browser/ash/input_method/stub_input_method_engine_observer.h
similarity index 88%
rename from chrome/browser/chromeos/input_method/stub_input_method_engine_observer.h
rename to chrome/browser/ash/input_method/stub_input_method_engine_observer.h
index 0a380bd507f2c..1b693129c5a05 100644
--- a/chrome/browser/chromeos/input_method/stub_input_method_engine_observer.h
+++ b/chrome/browser/ash/input_method/stub_input_method_engine_observer.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_STUB_INPUT_METHOD_ENGINE_OBSERVER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_STUB_INPUT_METHOD_ENGINE_OBSERVER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_STUB_INPUT_METHOD_ENGINE_OBSERVER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_STUB_INPUT_METHOD_ENGINE_OBSERVER_H_
 
 #include <vector>
 
@@ -51,4 +51,4 @@ class StubInputMethodEngineObserver : public InputMethodEngineBase::Observer {
 }  // namespace input_method
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_STUB_INPUT_METHOD_ENGINE_OBSERVER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_STUB_INPUT_METHOD_ENGINE_OBSERVER_H_
diff --git a/chrome/browser/chromeos/input_method/suggester.h b/chrome/browser/ash/input_method/suggester.h
similarity index 85%
rename from chrome/browser/chromeos/input_method/suggester.h
rename to chrome/browser/ash/input_method/suggester.h
index 7570f39cff6a9..49e8a2cf2735b 100644
--- a/chrome/browser/chromeos/input_method/suggester.h
+++ b/chrome/browser/ash/input_method/suggester.h
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTER_H_
 
 #include <string>
 
 #include "chrome/browser/ash/input_method/input_method_engine.h"
 #include "chrome/browser/ash/input_method/input_method_engine_base.h"
-#include "chrome/browser/chromeos/input_method/suggestion_enums.h"
-#include "chrome/browser/chromeos/input_method/suggestions_source.h"
+#include "chrome/browser/ash/input_method/suggestion_enums.h"
+#include "chrome/browser/ash/input_method/suggestions_source.h"
 
 namespace chromeos {
 
@@ -53,4 +53,4 @@ class Suggester : public SuggestionsSource {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTER_H_
diff --git a/chrome/browser/chromeos/input_method/suggestion_enums.h b/chrome/browser/ash/input_method/suggestion_enums.h
similarity index 85%
rename from chrome/browser/chromeos/input_method/suggestion_enums.h
rename to chrome/browser/ash/input_method/suggestion_enums.h
index 5c63207b97575..fcf240d7f841d 100644
--- a/chrome/browser/chromeos/input_method/suggestion_enums.h
+++ b/chrome/browser/ash/input_method/suggestion_enums.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTION_ENUMS_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTION_ENUMS_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTION_ENUMS_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTION_ENUMS_H_
 
 namespace chromeos {
 
@@ -47,4 +47,4 @@ enum class DisabledReason {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTION_ENUMS_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTION_ENUMS_H_
diff --git a/chrome/browser/chromeos/input_method/suggestion_handler_interface.h b/chrome/browser/ash/input_method/suggestion_handler_interface.h
similarity index 90%
rename from chrome/browser/chromeos/input_method/suggestion_handler_interface.h
rename to chrome/browser/ash/input_method/suggestion_handler_interface.h
index 71de6ab37f9f7..15db2564e267d 100644
--- a/chrome/browser/chromeos/input_method/suggestion_handler_interface.h
+++ b/chrome/browser/ash/input_method/suggestion_handler_interface.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTION_HANDLER_INTERFACE_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTION_HANDLER_INTERFACE_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTION_HANDLER_INTERFACE_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTION_HANDLER_INTERFACE_H_
 
 #include <string>
 
@@ -68,4 +68,4 @@ class SuggestionHandlerInterface {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTION_HANDLER_INTERFACE_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTION_HANDLER_INTERFACE_H_
diff --git a/chrome/browser/chromeos/input_method/suggestions_collector.cc b/chrome/browser/ash/input_method/suggestions_collector.cc
similarity index 97%
rename from chrome/browser/chromeos/input_method/suggestions_collector.cc
rename to chrome/browser/ash/input_method/suggestions_collector.cc
index ec1c3a0057a09..4d1e4ad95b737 100644
--- a/chrome/browser/chromeos/input_method/suggestions_collector.cc
+++ b/chrome/browser/ash/input_method/suggestions_collector.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/suggestions_collector.h"
+#include "chrome/browser/ash/input_method/suggestions_collector.h"
 
 #include "base/callback.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
diff --git a/chrome/browser/chromeos/input_method/suggestions_collector.h b/chrome/browser/ash/input_method/suggestions_collector.h
similarity index 84%
rename from chrome/browser/chromeos/input_method/suggestions_collector.h
rename to chrome/browser/ash/input_method/suggestions_collector.h
index d7311c226a269..1541ea9185377 100644
--- a/chrome/browser/chromeos/input_method/suggestions_collector.h
+++ b/chrome/browser/ash/input_method/suggestions_collector.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_COLLECTOR_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_COLLECTOR_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_COLLECTOR_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_COLLECTOR_H_
 
 #include <memory>
 #include <vector>
 
 #include "base/callback.h"
-#include "chrome/browser/chromeos/input_method/suggestions_source.h"
+#include "chrome/browser/ash/input_method/suggestions_source.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 #include "chromeos/services/ime/public/mojom/input_method_host.mojom.h"
 
@@ -49,4 +49,4 @@ class SuggestionsCollector {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_COLLECTOR_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_COLLECTOR_H_
diff --git a/chrome/browser/chromeos/input_method/suggestions_collector_unittest.cc b/chrome/browser/ash/input_method/suggestions_collector_unittest.cc
similarity index 97%
rename from chrome/browser/chromeos/input_method/suggestions_collector_unittest.cc
rename to chrome/browser/ash/input_method/suggestions_collector_unittest.cc
index b0ed77abdb506..8f26d6e804162 100644
--- a/chrome/browser/chromeos/input_method/suggestions_collector_unittest.cc
+++ b/chrome/browser/ash/input_method/suggestions_collector_unittest.cc
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/suggestions_collector.h"
+#include "chrome/browser/ash/input_method/suggestions_collector.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/test/bind.h"
-#include "chrome/browser/chromeos/input_method/suggestions_source.h"
+#include "chrome/browser/ash/input_method/suggestions_source.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
diff --git a/chrome/browser/chromeos/input_method/suggestions_service_client.cc b/chrome/browser/ash/input_method/suggestions_service_client.cc
similarity index 98%
rename from chrome/browser/chromeos/input_method/suggestions_service_client.cc
rename to chrome/browser/ash/input_method/suggestions_service_client.cc
index 0e918905e5ca6..4151a2ac3ac2a 100644
--- a/chrome/browser/chromeos/input_method/suggestions_service_client.cc
+++ b/chrome/browser/ash/input_method/suggestions_service_client.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/suggestions_service_client.h"
+#include "chrome/browser/ash/input_method/suggestions_service_client.h"
 
 #include "base/bind.h"
 #include "base/metrics/histogram_functions.h"
diff --git a/chrome/browser/chromeos/input_method/suggestions_service_client.h b/chrome/browser/ash/input_method/suggestions_service_client.h
similarity index 83%
rename from chrome/browser/chromeos/input_method/suggestions_service_client.h
rename to chrome/browser/ash/input_method/suggestions_service_client.h
index a706de9a63033..5d3b3fdaab1dd 100644
--- a/chrome/browser/chromeos/input_method/suggestions_service_client.h
+++ b/chrome/browser/ash/input_method/suggestions_service_client.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_SERVICE_CLIENT_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_SERVICE_CLIENT_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_SERVICE_CLIENT_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_SERVICE_CLIENT_H_
 
 #include <vector>
 
 #include "base/callback.h"
 #include "base/time/time.h"
-#include "chrome/browser/chromeos/input_method/suggestions_source.h"
+#include "chrome/browser/ash/input_method/suggestions_source.h"
 #include "chromeos/services/ime/public/cpp/suggestions.h"
 #include "chromeos/services/machine_learning/public/mojom/text_suggester.mojom.h"
 #include "mojo/public/cpp/bindings/remote.h"
@@ -45,4 +45,4 @@ class SuggestionsServiceClient : public AsyncSuggestionsSource {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_SERVICE_CLIENT_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_SERVICE_CLIENT_H_
diff --git a/chrome/browser/chromeos/input_method/suggestions_service_client_unittest.cc b/chrome/browser/ash/input_method/suggestions_service_client_unittest.cc
similarity index 98%
rename from chrome/browser/chromeos/input_method/suggestions_service_client_unittest.cc
rename to chrome/browser/ash/input_method/suggestions_service_client_unittest.cc
index 8f9a959f55bf0..cb78924a493c6 100644
--- a/chrome/browser/chromeos/input_method/suggestions_service_client_unittest.cc
+++ b/chrome/browser/ash/input_method/suggestions_service_client_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/suggestions_service_client.h"
+#include "chrome/browser/ash/input_method/suggestions_service_client.h"
 
 #include "base/run_loop.h"
 #include "base/test/bind.h"
diff --git a/chrome/browser/chromeos/input_method/suggestions_source.h b/chrome/browser/ash/input_method/suggestions_source.h
similarity index 87%
rename from chrome/browser/chromeos/input_method/suggestions_source.h
rename to chrome/browser/ash/input_method/suggestions_source.h
index 66a1267cbb889..f1983e6c61be0 100644
--- a/chrome/browser/chromeos/input_method/suggestions_source.h
+++ b/chrome/browser/ash/input_method/suggestions_source.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_SOURCE_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_SOURCE_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_SOURCE_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_SOURCE_H_
 
 #include <vector>
 
@@ -46,4 +46,4 @@ class AsyncSuggestionsSource {
 
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_SUGGESTIONS_SOURCE_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_SUGGESTIONS_SOURCE_H_
diff --git a/chrome/browser/chromeos/input_method/text_utils.cc b/chrome/browser/ash/input_method/text_utils.cc
similarity index 98%
rename from chrome/browser/chromeos/input_method/text_utils.cc
rename to chrome/browser/ash/input_method/text_utils.cc
index 7ae1a2f587afd..22eed1c34a65e 100644
--- a/chrome/browser/chromeos/input_method/text_utils.cc
+++ b/chrome/browser/ash/input_method/text_utils.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/text_utils.h"
+#include "chrome/browser/ash/input_method/text_utils.h"
 
 // TODO(crbug/1223597) The rules to detect sentence end is not perfect, and we
 // may want to use regex to improve readability.
diff --git a/chrome/browser/chromeos/input_method/text_utils.h b/chrome/browser/ash/input_method/text_utils.h
similarity index 88%
rename from chrome/browser/chromeos/input_method/text_utils.h
rename to chrome/browser/ash/input_method/text_utils.h
index 59cfcf85fb56d..8fc4687e10937 100644
--- a/chrome/browser/chromeos/input_method/text_utils.h
+++ b/chrome/browser/ash/input_method/text_utils.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TEXT_UTILS_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TEXT_UTILS_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_TEXT_UTILS_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_TEXT_UTILS_H_
 
 #include <string>
 
@@ -46,4 +46,4 @@ Sentence FindCurrentSentence(const std::u16string& text, int pos);
 }  // namespace text_utils
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TEXT_UTILS_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_TEXT_UTILS_H_
diff --git a/chrome/browser/chromeos/input_method/text_utils_unittest.cc b/chrome/browser/ash/input_method/text_utils_unittest.cc
similarity index 98%
rename from chrome/browser/chromeos/input_method/text_utils_unittest.cc
rename to chrome/browser/ash/input_method/text_utils_unittest.cc
index ed2149a8f2f12..eaee34575a60e 100644
--- a/chrome/browser/chromeos/input_method/text_utils_unittest.cc
+++ b/chrome/browser/ash/input_method/text_utils_unittest.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/text_utils.h"
+#include "chrome/browser/ash/input_method/text_utils.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
diff --git a/chrome/browser/chromeos/input_method/textinput_browsertest.cc b/chrome/browser/ash/input_method/textinput_browsertest.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/textinput_browsertest.cc
rename to chrome/browser/ash/input_method/textinput_browsertest.cc
index 4fd6e6884ea4e..3a68d4cd02916 100644
--- a/chrome/browser/chromeos/input_method/textinput_browsertest.cc
+++ b/chrome/browser/ash/input_method/textinput_browsertest.cc
@@ -4,7 +4,7 @@
 
 #include <stddef.h>
 
-#include "chrome/browser/chromeos/input_method/textinput_test_helper.h"
+#include "chrome/browser/ash/input_method/textinput_test_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
diff --git a/chrome/browser/chromeos/input_method/textinput_surroundingtext_browsertest.cc b/chrome/browser/ash/input_method/textinput_surroundingtext_browsertest.cc
similarity index 98%
rename from chrome/browser/chromeos/input_method/textinput_surroundingtext_browsertest.cc
rename to chrome/browser/ash/input_method/textinput_surroundingtext_browsertest.cc
index 5fd2a49162be8..ba599e6dedc08 100644
--- a/chrome/browser/chromeos/input_method/textinput_surroundingtext_browsertest.cc
+++ b/chrome/browser/ash/input_method/textinput_surroundingtext_browsertest.cc
@@ -3,7 +3,7 @@
 // found in the LICENSE file.
 
 #include "base/strings/utf_string_conversions.h"
-#include "chrome/browser/chromeos/input_method/textinput_test_helper.h"
+#include "chrome/browser/ash/input_method/textinput_test_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/interactive_test_utils.h"
diff --git a/chrome/browser/chromeos/input_method/textinput_test_helper.cc b/chrome/browser/ash/input_method/textinput_test_helper.cc
similarity index 99%
rename from chrome/browser/chromeos/input_method/textinput_test_helper.cc
rename to chrome/browser/ash/input_method/textinput_test_helper.cc
index e93499c39a90c..027f9eaa10ef1 100644
--- a/chrome/browser/chromeos/input_method/textinput_test_helper.cc
+++ b/chrome/browser/ash/input_method/textinput_test_helper.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/textinput_test_helper.h"
+#include "chrome/browser/ash/input_method/textinput_test_helper.h"
 
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
diff --git a/chrome/browser/chromeos/input_method/textinput_test_helper.h b/chrome/browser/ash/input_method/textinput_test_helper.h
similarity index 94%
rename from chrome/browser/chromeos/input_method/textinput_test_helper.h
rename to chrome/browser/ash/input_method/textinput_test_helper.h
index faba3673ac6cc..8f3d87d2d5e32 100644
--- a/chrome/browser/chromeos/input_method/textinput_test_helper.h
+++ b/chrome/browser/ash/input_method/textinput_test_helper.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TEXTINPUT_TEST_HELPER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TEXTINPUT_TEST_HELPER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_TEXTINPUT_TEST_HELPER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_TEXTINPUT_TEST_HELPER_H_
 
 #include "base/macros.h"
 #include "chrome/test/base/in_process_browser_test.h"
@@ -103,4 +103,4 @@ class TextInputTestHelper : public ui::InputMethodObserver {
 
 } // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TEXTINPUT_TEST_HELPER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_TEXTINPUT_TEST_HELPER_H_
diff --git a/chrome/browser/chromeos/input_method/tts_handler.cc b/chrome/browser/ash/input_method/tts_handler.cc
similarity index 96%
rename from chrome/browser/chromeos/input_method/tts_handler.cc
rename to chrome/browser/ash/input_method/tts_handler.cc
index 1081dbd92100d..6a62b1576c125 100644
--- a/chrome/browser/chromeos/input_method/tts_handler.cc
+++ b/chrome/browser/ash/input_method/tts_handler.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/chromeos/input_method/tts_handler.h"
+#include "chrome/browser/ash/input_method/tts_handler.h"
 
 #include "ash/constants/ash_pref_names.h"
 #include "chrome/browser/profiles/profile_manager.h"
diff --git a/chrome/browser/chromeos/input_method/tts_handler.h b/chrome/browser/ash/input_method/tts_handler.h
similarity index 86%
rename from chrome/browser/chromeos/input_method/tts_handler.h
rename to chrome/browser/ash/input_method/tts_handler.h
index 705a9bcdada7e..8de874ccf95fe 100644
--- a/chrome/browser/chromeos/input_method/tts_handler.h
+++ b/chrome/browser/ash/input_method/tts_handler.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TTS_HANDLER_H_
-#define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TTS_HANDLER_H_
+#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_TTS_HANDLER_H_
+#define CHROME_BROWSER_ASH_INPUT_METHOD_TTS_HANDLER_H_
 
 #include <string>
 
@@ -40,4 +40,4 @@ class TtsHandler : public content::UtteranceEventDelegate {
 };
 }  // namespace chromeos
 
-#endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_TTS_HANDLER_H_
+#endif  // CHROME_BROWSER_ASH_INPUT_METHOD_TTS_HANDLER_H_
diff --git a/chrome/browser/ash/login/lock/screen_locker_unittest.cc b/chrome/browser/ash/login/lock/screen_locker_unittest.cc
index e393eeaae0bc9..5e83d8a8cdb55 100644
--- a/chrome/browser/ash/login/lock/screen_locker_unittest.cc
+++ b/chrome/browser/ash/login/lock/screen_locker_unittest.cc
@@ -16,12 +16,12 @@
 #include "chrome/browser/ash/accessibility/accessibility_manager.h"
 #include "chrome/browser/ash/certificate_provider/certificate_provider_service.h"
 #include "chrome/browser/ash/certificate_provider/certificate_provider_service_factory.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/ash/lock_screen_apps/state_controller.h"
 #include "chrome/browser/ash/login/users/fake_chrome_user_manager.h"
 #include "chrome/browser/ash/profiles/profile_helper.h"
 #include "chrome/browser/ash/settings/device_settings_test_helper.h"
 #include "chrome/browser/ash/settings/scoped_testing_cros_settings.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/ui/ash/accessibility/fake_accessibility_controller.h"
 #include "chrome/browser/ui/ash/assistant/assistant_browser_delegate_impl.h"
 #include "chrome/browser/ui/ash/login_screen_client_impl.h"
diff --git a/chrome/browser/chromeos/BUILD.gn b/chrome/browser/chromeos/BUILD.gn
index f3c35789cfdfb..fdd854dfa9b0e 100644
--- a/chrome/browser/chromeos/BUILD.gn
+++ b/chrome/browser/chromeos/BUILD.gn
@@ -1503,6 +1503,24 @@ source_set("chromeos") {
     "../ash/input_method/input_method_persistence.h",
     "../ash/input_method/input_method_syncer.cc",
     "../ash/input_method/input_method_syncer.h",
+    "../ash/input_method/multi_word_suggester.cc",
+    "../ash/input_method/multi_word_suggester.h",
+    "../ash/input_method/native_input_method_engine.cc",
+    "../ash/input_method/native_input_method_engine.h",
+    "../ash/input_method/personal_info_suggester.cc",
+    "../ash/input_method/personal_info_suggester.h",
+    "../ash/input_method/suggester.h",
+    "../ash/input_method/suggestion_enums.h",
+    "../ash/input_method/suggestion_handler_interface.h",
+    "../ash/input_method/suggestions_collector.cc",
+    "../ash/input_method/suggestions_collector.h",
+    "../ash/input_method/suggestions_service_client.cc",
+    "../ash/input_method/suggestions_service_client.h",
+    "../ash/input_method/suggestions_source.h",
+    "../ash/input_method/text_utils.cc",
+    "../ash/input_method/text_utils.h",
+    "../ash/input_method/tts_handler.cc",
+    "../ash/input_method/tts_handler.h",
     "../ash/kerberos/kerberos_credentials_manager.cc",
     "../ash/kerberos/kerberos_credentials_manager.h",
     "../ash/kerberos/kerberos_credentials_manager_factory.cc",
@@ -2846,24 +2864,6 @@ source_set("chromeos") {
     "fileapi/recent_source.h",
     "idle_detector.cc",
     "idle_detector.h",
-    "input_method/multi_word_suggester.cc",
-    "input_method/multi_word_suggester.h",
-    "input_method/native_input_method_engine.cc",
-    "input_method/native_input_method_engine.h",
-    "input_method/personal_info_suggester.cc",
-    "input_method/personal_info_suggester.h",
-    "input_method/suggester.h",
-    "input_method/suggestion_enums.h",
-    "input_method/suggestion_handler_interface.h",
-    "input_method/suggestions_collector.cc",
-    "input_method/suggestions_collector.h",
-    "input_method/suggestions_service_client.cc",
-    "input_method/suggestions_service_client.h",
-    "input_method/suggestions_source.h",
-    "input_method/text_utils.cc",
-    "input_method/text_utils.h",
-    "input_method/tts_handler.cc",
-    "input_method/tts_handler.h",
     "input_method/ui/assistive_delegate.h",
     "input_method/ui/border_factory.cc",
     "input_method/ui/border_factory.h",
@@ -3451,6 +3451,7 @@ static_library("test_support") {
     "../ash/drive/drivefs_test_support.h",
     "../ash/file_manager/mount_test_util.cc",
     "../ash/file_manager/mount_test_util.h",
+    "../ash/input_method/stub_input_method_engine_observer.h",
     "../ash/lock_screen_apps/fake_lock_screen_profile_creator.cc",
     "../ash/lock_screen_apps/fake_lock_screen_profile_creator.h",
     "../ash/login/demo_mode/demo_mode_test_helper.cc",
@@ -3538,7 +3539,6 @@ static_library("test_support") {
     "fake_device_name_applier.h",
     "fake_device_name_store.cc",
     "fake_device_name_store.h",
-    "input_method/stub_input_method_engine_observer.h",
     "platform_keys/key_permissions/fake_user_private_token_kpm_service.cc",
     "platform_keys/key_permissions/fake_user_private_token_kpm_service.h",
     "platform_keys/key_permissions/mock_key_permissions_manager.cc",
@@ -3893,6 +3893,12 @@ source_set("unit_tests") {
     "../ash/input_method/input_method_engine_unittest.cc",
     "../ash/input_method/input_method_manager_impl_unittest.cc",
     "../ash/input_method/input_method_persistence_unittest.cc",
+    "../ash/input_method/multi_word_suggester_unittest.cc",
+    "../ash/input_method/native_input_method_engine_unittest.cc",
+    "../ash/input_method/personal_info_suggester_unittest.cc",
+    "../ash/input_method/suggestions_collector_unittest.cc",
+    "../ash/input_method/suggestions_service_client_unittest.cc",
+    "../ash/input_method/text_utils_unittest.cc",
     "../ash/kerberos/kerberos_credentials_manager_test.cc",
     "../ash/kerberos/kerberos_ticket_expiry_notification_test.cc",
     "../ash/lock_screen_apps/app_manager_impl_unittest.cc",
@@ -4222,12 +4228,6 @@ source_set("unit_tests") {
     "fileapi/recent_disk_source_unittest.cc",
     "fileapi/recent_model_unittest.cc",
     "fileapi/test/fake_recent_source.cc",
-    "input_method/multi_word_suggester_unittest.cc",
-    "input_method/native_input_method_engine_unittest.cc",
-    "input_method/personal_info_suggester_unittest.cc",
-    "input_method/suggestions_collector_unittest.cc",
-    "input_method/suggestions_service_client_unittest.cc",
-    "input_method/text_utils_unittest.cc",
     "input_method/ui/candidate_view_unittest.cc",
     "input_method/ui/candidate_window_view_unittest.cc",
     "input_method/ui/grammar_suggestion_window_unittest.cc",
diff --git a/chrome/browser/chromeos/events/event_rewriter_unittest.cc b/chrome/browser/chromeos/events/event_rewriter_unittest.cc
index 91298b74650a2..af3f9e39026f9 100644
--- a/chrome/browser/chromeos/events/event_rewriter_unittest.cc
+++ b/chrome/browser/chromeos/events/event_rewriter_unittest.cc
@@ -16,10 +16,10 @@
 #include "base/strings/stringprintf.h"
 #include "base/test/scoped_feature_list.h"
 #include "chrome/browser/ash/input_method/input_method_configuration.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/ash/login/users/fake_chrome_user_manager.h"
 #include "chrome/browser/ash/notifications/deprecation_notification_controller.h"
 #include "chrome/browser/chromeos/events/event_rewriter_delegate_impl.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/chromeos/preferences.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/chrome_ash_test_base.h"
diff --git a/chrome/browser/chromeos/extensions/input_method_api.cc b/chrome/browser/chromeos/extensions/input_method_api.cc
index 051829cec3a13..573a7e0aa16ca 100644
--- a/chrome/browser/chromeos/extensions/input_method_api.cc
+++ b/chrome/browser/chromeos/extensions/input_method_api.cc
@@ -18,10 +18,10 @@
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/browser/ash/input_method/autocorrect_manager.h"
+#include "chrome/browser/ash/input_method/native_input_method_engine.h"
 #include "chrome/browser/chromeos/extensions/dictionary_event_router.h"
 #include "chrome/browser/chromeos/extensions/ime_menu_event_router.h"
 #include "chrome/browser/chromeos/extensions/input_method_event_router.h"
-#include "chrome/browser/chromeos/input_method/native_input_method_engine.h"
 #include "chrome/browser/extensions/api/input_ime/input_ime_api.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/spellchecker/spellcheck_factory.h"
diff --git a/chrome/browser/chromeos/preferences_unittest.cc b/chrome/browser/chromeos/preferences_unittest.cc
index afc4255ab9184..3c90acae78d58 100644
--- a/chrome/browser/chromeos/preferences_unittest.cc
+++ b/chrome/browser/chromeos/preferences_unittest.cc
@@ -15,9 +15,9 @@
 #include "base/strings/string_util.h"
 #include "base/test/scoped_feature_list.h"
 #include "chrome/browser/ash/input_method/input_method_configuration.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "chrome/browser/ash/login/session/user_session_manager.h"
 #include "chrome/browser/ash/login/users/fake_chrome_user_manager.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_browser_process.h"
diff --git a/chrome/browser/extensions/api/input_ime/input_ime_api_chromeos.cc b/chrome/browser/extensions/api/input_ime/input_ime_api_chromeos.cc
index 4a91e3ee300d4..b57008efdb90b 100644
--- a/chrome/browser/extensions/api/input_ime/input_ime_api_chromeos.cc
+++ b/chrome/browser/extensions/api/input_ime/input_ime_api_chromeos.cc
@@ -16,10 +16,10 @@
 #include "chrome/browser/ash/input_method/assistive_window_properties.h"
 #include "chrome/browser/ash/input_method/input_host_helper.h"
 #include "chrome/browser/ash/input_method/input_method_engine.h"
+#include "chrome/browser/ash/input_method/native_input_method_engine.h"
 #include "chrome/browser/ash/login/lock/screen_locker.h"
 #include "chrome/browser/ash/login/session/user_session_manager.h"
 #include "chrome/browser/ash/profiles/profile_helper.h"
-#include "chrome/browser/chromeos/input_method/native_input_method_engine.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client.h"
 #include "chrome/common/extensions/api/input_ime.h"
diff --git a/chrome/browser/ui/ash/keyboard/keyboard_end_to_end_browsertest.cc b/chrome/browser/ui/ash/keyboard/keyboard_end_to_end_browsertest.cc
index f152f3a5c5149..d9e3af66d2467 100644
--- a/chrome/browser/ui/ash/keyboard/keyboard_end_to_end_browsertest.cc
+++ b/chrome/browser/ui/ash/keyboard/keyboard_end_to_end_browsertest.cc
@@ -7,7 +7,7 @@
 #include "base/command_line.h"
 #include "base/files/file.h"
 #include "base/run_loop.h"
-#include "chrome/browser/chromeos/input_method/textinput_test_helper.h"
+#include "chrome/browser/ash/input_method/textinput_test_helper.h"
 #include "chrome/browser/ui/ash/keyboard/chrome_keyboard_controller_client.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
diff --git a/chrome/browser/ui/views/frame/test_with_browser_view.cc b/chrome/browser/ui/views/frame/test_with_browser_view.cc
index d2a4339e681e2..2efa727f1f520 100644
--- a/chrome/browser/ui/views/frame/test_with_browser_view.cc
+++ b/chrome/browser/ui/views/frame/test_with_browser_view.cc
@@ -36,7 +36,7 @@
 
 #if BUILDFLAG(IS_CHROMEOS_ASH)
 #include "chrome/browser/ash/input_method/input_method_configuration.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #endif
 
 namespace {
diff --git a/chrome/browser/ui/views/omnibox/omnibox_view_views_unittest.cc b/chrome/browser/ui/views/omnibox/omnibox_view_views_unittest.cc
index a3bccd644936e..edf6f7c436575 100644
--- a/chrome/browser/ui/views/omnibox/omnibox_view_views_unittest.cc
+++ b/chrome/browser/ui/views/omnibox/omnibox_view_views_unittest.cc
@@ -60,7 +60,7 @@
 
 #if BUILDFLAG(IS_CHROMEOS_ASH)
 #include "chrome/browser/ash/input_method/input_method_configuration.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #endif
 
 using FeatureAndParams = base::test::ScopedFeatureList::FeatureAndParams;
diff --git a/chrome/browser/ui/webui/chromeos/login/l10n_util_test_util.h b/chrome/browser/ui/webui/chromeos/login/l10n_util_test_util.h
index 61e1564167858..753576bd975d1 100644
--- a/chrome/browser/ui/webui/chromeos/login/l10n_util_test_util.h
+++ b/chrome/browser/ui/webui/chromeos/login/l10n_util_test_util.h
@@ -10,7 +10,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_manager_impl.h"
+#include "chrome/browser/ash/input_method/mock_input_method_manager_impl.h"
 #include "ui/base/ime/chromeos/input_method_descriptor.h"
 
 namespace chromeos {
diff --git a/chrome/browser/ui/webui/settings/chromeos/accessibility_handler_browsertest.cc b/chrome/browser/ui/webui/settings/chromeos/accessibility_handler_browsertest.cc
index 4d9bbf969c190..fd90d5ce2ae60 100644
--- a/chrome/browser/ui/webui/settings/chromeos/accessibility_handler_browsertest.cc
+++ b/chrome/browser/ui/webui/settings/chromeos/accessibility_handler_browsertest.cc
@@ -7,8 +7,8 @@
 #include <memory>
 #include <set>
 
+#include "chrome/browser/ash/input_method/mock_input_method_engine.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/chromeos/input_method/mock_input_method_engine.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/test/base/in_process_browser_test.h"
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 85f9ad0661f9e..57c593d1857c4 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -3119,6 +3119,11 @@ if (!is_android) {
         "../browser/ash/first_run/drive_first_run_browsertest.cc",
         "../browser/ash/full_restore/full_restore_app_launch_handler_browsertest.cc",
         "../browser/ash/input_method/input_method_engine_browsertests.cc",
+        "../browser/ash/input_method/native_input_method_engine_browsertest.cc",
+        "../browser/ash/input_method/textinput_browsertest.cc",
+        "../browser/ash/input_method/textinput_surroundingtext_browsertest.cc",
+        "../browser/ash/input_method/textinput_test_helper.cc",
+        "../browser/ash/input_method/textinput_test_helper.h",
         "../browser/ash/kerberos/kerberos_credentials_manager_factory_browsertest.cc",
         "../browser/ash/lock_screen_apps/note_taking_browsertest.cc",
         "../browser/ash/login/accessibility_browsertest.cc",
@@ -3376,11 +3381,6 @@ if (!is_android) {
         "../browser/chromeos/extensions/wallpaper_manager_browsertest.cc",
         "../browser/chromeos/extensions/wallpaper_private_apitest.cc",
         "../browser/chromeos/extensions/wm/wm_desks_private_apitest.cc",
-        "../browser/chromeos/input_method/native_input_method_engine_browsertest.cc",
-        "../browser/chromeos/input_method/textinput_browsertest.cc",
-        "../browser/chromeos/input_method/textinput_surroundingtext_browsertest.cc",
-        "../browser/chromeos/input_method/textinput_test_helper.cc",
-        "../browser/chromeos/input_method/textinput_test_helper.h",
         "../browser/chromeos/logging_browsertest.cc",
         "../browser/chromeos/net/device_event_log_error_browsertest.cc",
         "../browser/chromeos/net/network_portal_detector_impl_browsertest.cc",