Remove EnumTraits specialization for IPC::MessageFlags

https://bugs.webkit.org/show_bug.cgi?id=267534

Reviewed by Chris Dumez.

Remove the IPC::MessageFlags EnumTraits specialization, replacing it with the
appropriate serialization specification in a separate input file.

* Source/WebKit/CMakeLists.txt:
* Source/WebKit/DerivedSources-input.xcfilelist:
* Source/WebKit/DerivedSources.make:
* Source/WebKit/Platform/IPC/MessageFlags.h:
* Source/WebKit/Platform/IPC/MessageFlags.serialization.in: Added.
* Source/WebKit/WebKit.xcodeproj/project.pbxproj:

Canonical link: https://commits.webkit.org/275977@main

Source/WebKit/CMakeLists.txt

@@ -390,6 +390,7 @@ set(WebKit_SERIALIZATION_IN_FILES
     Platform/IPC/FormDataReference.serialization.in
     Platform/IPC/IPCEvent.serialization.in
     Platform/IPC/IPCSemaphore.serialization.in
+    Platform/IPC/MessageFlags.serialization.in
     Platform/IPC/ObjectIdentifierReference.serialization.in
     Platform/IPC/SharedBufferReference.serialization.in
     Platform/IPC/SharedFileHandle.serialization.in

Source/WebKit/DerivedSources-input.xcfilelist

@@ -157,6 +157,7 @@ $(PROJECT_DIR)/Platform/IPC/ConnectionHandle.serialization.in
 $(PROJECT_DIR)/Platform/IPC/FormDataReference.serialization.in
 $(PROJECT_DIR)/Platform/IPC/IPCEvent.serialization.in
 $(PROJECT_DIR)/Platform/IPC/IPCSemaphore.serialization.in
+$(PROJECT_DIR)/Platform/IPC/MessageFlags.serialization.in
 $(PROJECT_DIR)/Platform/IPC/ObjectIdentifierReference.serialization.in
 $(PROJECT_DIR)/Platform/IPC/SharedBufferReference.serialization.in
 $(PROJECT_DIR)/Platform/IPC/SharedFileHandle.serialization.in

Source/WebKit/DerivedSources.make

@@ -515,6 +515,7 @@ SERIALIZATION_DESCRIPTION_FILES = \
 	Platform/IPC/FormDataReference.serialization.in \
 	Platform/IPC/IPCEvent.serialization.in \
 	Platform/IPC/IPCSemaphore.serialization.in \
+	Platform/IPC/MessageFlags.serialization.in \
 	Platform/IPC/ObjectIdentifierReference.serialization.in \
 	Platform/IPC/SharedBufferReference.serialization.in \
 	Platform/IPC/SharedFileHandle.serialization.in \

Source/WebKit/Platform/IPC/MessageFlags.h

@@ -44,20 +44,3 @@ enum class ShouldDispatchWhenWaitingForSyncReply : uint8_t {
 };
 
 } // namespace IPC
-
-namespace WTF {
-
-template<> struct EnumTraits<IPC::MessageFlags> {
-    using values = EnumValues<
-        IPC::MessageFlags
-        , IPC::MessageFlags::DispatchMessageWhenWaitingForSyncReply
-        , IPC::MessageFlags::DispatchMessageWhenWaitingForUnboundedSyncReply
-        , IPC::MessageFlags::UseFullySynchronousModeForTesting
-        , IPC::MessageFlags::MaintainOrderingWithAsyncMessages
-#if ENABLE(IPC_TESTING_API)
-        , IPC::MessageFlags::SyncMessageDeserializationFailure
-#endif
-    >;
-};
-
-} // namespace WTF

Source/WebKit/Platform/IPC/MessageFlags.serialization.in

@@ -0,0 +1,33 @@
+# Copyright (C) 2024 Apple Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1.  Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+# 2.  Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in the
+#     documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+webkit_platform_header: "MessageFlags.h"
+
+[OptionSet, WebKitPlatform] enum class IPC::MessageFlags : uint8_t {
+    DispatchMessageWhenWaitingForSyncReply,
+    DispatchMessageWhenWaitingForUnboundedSyncReply,
+    UseFullySynchronousModeForTesting,
+    MaintainOrderingWithAsyncMessages,
+#if ENABLE(IPC_TESTING_API)
+    SyncMessageDeserializationFailure,
+#endif
+};

Source/WebKit/WebKit.xcodeproj/project.pbxproj

@@ -4791,6 +4791,7 @@
 		2DAF06D518BD1A470081CEB1 /* SmartMagnificationController.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = SmartMagnificationController.mm; path = ios/SmartMagnificationController.mm; sourceTree = "<group>"; };
 		2DAF06D818BD23BA0081CEB1 /* SmartMagnificationController.messages.in */ = {isa = PBXFileReference; lastKnownFileType = text; name = SmartMagnificationController.messages.in; path = ios/SmartMagnificationController.messages.in; sourceTree = "<group>"; };
 		2DAF4FFA1B636181006013D6 /* ViewGestureController.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ViewGestureController.cpp; sourceTree = "<group>"; };
+		2DAF90242B553FD20081E921 /* MessageFlags.serialization.in */ = {isa = PBXFileReference; lastKnownFileType = text; path = MessageFlags.serialization.in; sourceTree = "<group>"; };
 		2DB96052239886B900102791 /* com.apple.WebKit.GPU.sb.in */ = {isa = PBXFileReference; lastKnownFileType = text; path = com.apple.WebKit.GPU.sb.in; sourceTree = "<group>"; };
 		2DC18001D90DDD15FC6991A9 /* SharedBufferReference.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = SharedBufferReference.cpp; sourceTree = "<group>"; };
 		2DC18FB1218A6E9E0025A88D /* RemoteLayerTreeViews.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RemoteLayerTreeViews.h; sourceTree = "<group>"; };
@@ -9539,6 +9540,7 @@
 				9B47908E253151CC00EC11AB /* JSIPCBinding.h */,
 				9B47908C25314D8300EC11AB /* MessageArgumentDescriptions.h */,
 				1AC4C82816B876A90069DCCD /* MessageFlags.h */,
+				2DAF90242B553FD20081E921 /* MessageFlags.serialization.in */,
 				7BDD9DDA28D205C6004CDF48 /* MessageObserver.h */,
 				7B483F1C25CDDA9B00120486 /* MessageReceiveQueue.h */,
 				7B483F1D25CDDA9B00120486 /* MessageReceiveQueueMap.cpp */,