Migrate FuseboxClient domain to a codegenned agent

front_end/core/protocol_client/InspectorBackend.ts

@@ -672,6 +672,10 @@ export class TargetBase {
     return this.getAgent('Fetch');
   }
 
+  fuseboxClientAgent(): ProtocolProxyApi.FuseboxClientApi {
+    return this.getAgent('FuseboxClient');
+  }
+
   heapProfilerAgent(): ProtocolProxyApi.HeapProfilerApi {
     return this.getAgent('HeapProfiler');
   }

front_end/entrypoints/rn_fusebox/rn_fusebox.ts

@@ -75,13 +75,7 @@ Host.rnPerfMetrics.entryPointLoadingStarted('rn_fusebox');
 class FuseboxClientMetadataModel extends SDK.SDKModel.SDKModel<void> {
   constructor(target: SDK.Target.Target) {
     super(target);
-    target.router()?.sendMessage(
-      target.sessionId,
-      'FuseboxClient',
-      'FuseboxClient.setClientMetadata' as InspectorBackend.QualifiedName,
-      {},
-      () => {},
-    );
+    void target.fuseboxClientAgent().invoke_setClientMetadata();
   }
 }
 

front_end/generated/protocol-mapping.d.ts

@@ -760,6 +760,17 @@ export namespace ProtocolMapping {
   }
 
   export interface Commands {
+    /**
+     * Identifies the current client as being Fusebox.
+     *
+     * The Fusebox backend may use this knowledge to print an informational
+     * message to the console, etc. The client should send this before enabling
+     * the Runtime and Log domains.
+     */
+    'FuseboxClient.setClientMetadata': {
+      paramsType: [];
+      returnType: void;
+    };
     /**
      * Disables the accessibility domain.
      */

front_end/generated/protocol-proxy-api.d.ts

@@ -18,6 +18,8 @@ declare namespace ProtocolProxyApi {
   export type ProtocolDomainName = keyof ProtocolApi;
 
   export interface ProtocolApi {
+    FuseboxClient: FuseboxClientApi;
+
     Accessibility: AccessibilityApi;
 
     Animation: AnimationApi;
@@ -119,6 +121,8 @@ declare namespace ProtocolProxyApi {
   }
 
   export interface ProtocolDispatchers {
+    FuseboxClient: FuseboxClientDispatcher;
+
     Accessibility: AccessibilityDispatcher;
 
     Animation: AnimationDispatcher;
@@ -220,6 +224,20 @@ declare namespace ProtocolProxyApi {
   }
 
 
+  export interface FuseboxClientApi {
+    /**
+     * Identifies the current client as being Fusebox.
+     *
+     * The Fusebox backend may use this knowledge to print an informational
+     * message to the console, etc. The client should send this before enabling
+     * the Runtime and Log domains.
+     */
+    invoke_setClientMetadata(): Promise<Protocol.ProtocolResponseWithError>;
+
+  }
+  export interface FuseboxClientDispatcher {
+  }
+
   export interface AccessibilityApi {
     /**
      * Disables the accessibility domain.

front_end/generated/protocol.ts

@@ -18,6 +18,13 @@ export interface ProtocolResponseWithError {
 type OpaqueType<Tag extends string> = {protocolOpaqueTypeTag: Tag};
 type OpaqueIdentifier<RepresentationType, Tag extends string> = RepresentationType&OpaqueType<Tag>;
 
+/**
+ * A React Native-specific domain pertaining to the Fusebox (React Native
+ * DevTools) client.
+ */
+export namespace FuseboxClient {
+}
+
 export namespace Accessibility {
 
   /**

scripts/deps/generate_protocol_resources.py

@@ -142,6 +142,7 @@ def main():
     popen([GENERATE_DEPRECATIONS_SCRIPT])
 
     popen([CONCATENATE_PROTOCOL_SCRIPT] + [
+        path.join(PROTOCOL_LOCATION, 'react_native_domains.pdl'),
         path.join(PROTOCOL_LOCATION, 'browser_protocol.pdl'),
         path.join(V8_DIRECTORY_PATH, 'include', 'js_protocol.pdl'),
         # output_file

third_party/blink/public/devtools_protocol/browser_protocol.json

@@ -4,6 +4,17 @@
         "minor": "3"
     },
     "domains": [
+        {
+            "domain": "FuseboxClient",
+            "description": "A React Native-specific domain pertaining to the Fusebox (React Native\nDevTools) client.",
+            "experimental": true,
+            "commands": [
+                {
+                    "name": "setClientMetadata",
+                    "description": "Identifies the current client as being Fusebox.\n\nThe Fusebox backend may use this knowledge to print an informational\nmessage to the console, etc. The client should send this before enabling\nthe Runtime and Log domains."
+                }
+            ]
+        },
         {
             "domain": "Accessibility",
             "experimental": true,

third_party/blink/public/devtools_protocol/react_native_domains.pdl

@@ -0,0 +1,12 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+
+# A React Native-specific domain pertaining to the Fusebox (React Native
+# DevTools) client.
+experimental domain FuseboxClient
+
+  # Identifies the current client as being Fusebox.
+  #
+  # The Fusebox backend may use this knowledge to print an informational
+  # message to the console, etc. The client should send this before enabling
+  # the Runtime and Log domains.
+  command setClientMetadata