Enable identifying profiling builds on proxy registration (#47967)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/47967

(Android only) Updates `jsinspector-modern` to enable identifying profiling builds (experimental) when registering the debug target with the Inspector Proxy.

Changelog: [Internal]

Reviewed By: rubennorte

Differential Revision: D66501768

fbshipit-source-id: bbe2b9a2c7c014c952ef5ee49284a161dbeefb09

packages/react-native/ReactAndroid/api/ReactAndroid.api

@@ -2219,6 +2219,7 @@ public abstract interface class com/facebook/react/devsupport/HMRClient : com/fa
 public final class com/facebook/react/devsupport/InspectorFlags {
 	public static final field INSTANCE Lcom/facebook/react/devsupport/InspectorFlags;
 	public static final fun getFuseboxEnabled ()Z
+	public static final fun getIsProfilingBuild ()Z
 }
 
 public class com/facebook/react/devsupport/InspectorPackagerConnection : com/facebook/react/devsupport/IInspectorPackagerConnection {

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/DevServerHelper.java

@@ -325,11 +325,12 @@ public class DevServerHelper {
   private String getInspectorDeviceUrl() {
     return String.format(
         Locale.US,
-        "http://%s/inspector/device?name=%s&app=%s&device=%s",
+        "http://%s/inspector/device?name=%s&app=%s&device=%s&profiling=%b",
         mPackagerConnectionSettings.getDebugServerHost(),
         Uri.encode(AndroidInfoHelpers.getFriendlyDeviceName()),
         Uri.encode(mPackageName),
-        Uri.encode(getInspectorDeviceId()));
+        Uri.encode(getInspectorDeviceId()),
+        InspectorFlags.getIsProfilingBuild());
   }
 
   public void downloadBundleFromURL(

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/InspectorFlags.kt

@@ -17,4 +17,6 @@ public object InspectorFlags {
   }
 
   @DoNotStrip @JvmStatic public external fun getFuseboxEnabled(): Boolean
+
+  @DoNotStrip @JvmStatic public external fun getIsProfilingBuild(): Boolean
 }

packages/react-native/ReactAndroid/src/main/jni/react/devsupport/JInspectorFlags.cpp

@@ -16,10 +16,19 @@ bool JInspectorFlags::getFuseboxEnabled(jni::alias_ref<jclass> /*unused*/) {
   return inspectorFlags.getFuseboxEnabled();
 }
 
+bool JInspectorFlags::getIsProfilingBuild(jni::alias_ref<jclass> /*unused*/) {
+  auto& inspectorFlags = InspectorFlags::getInstance();
+  return inspectorFlags.getIsProfilingBuild();
+}
+
 void JInspectorFlags::registerNatives() {
   javaClassLocal()->registerNatives({
       makeNativeMethod("getFuseboxEnabled", JInspectorFlags::getFuseboxEnabled),
   });
+  javaClassLocal()->registerNatives({
+      makeNativeMethod(
+          "getIsProfilingBuild", JInspectorFlags::getIsProfilingBuild),
+  });
 }
 
 } // namespace facebook::react::jsinspector_modern

packages/react-native/ReactAndroid/src/main/jni/react/devsupport/JInspectorFlags.h

@@ -20,6 +20,7 @@ class JInspectorFlags : public jni::JavaClass<JInspectorFlags> {
       "Lcom/facebook/react/devsupport/InspectorFlags;";
 
   static bool getFuseboxEnabled(jni::alias_ref<jclass>);
+  static bool getIsProfilingBuild(jni::alias_ref<jclass>);
 
   static void registerNatives();