Cleanup no longer used jni layer for frame timings (facebook#54678)

Summary:
Pull Request resolved: facebook#54678

# Changelog: [Internal]

This is not a breaking change, since it removes something that wasn't yet rolled out to OSS - it is unused.

Reviewed By: sbuggay

Differential Revision: D87378393

fbshipit-source-id: 3d560276d029cdab942e76fe34111d63e453a26c

Author: hoxyq

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

@@ -3162,7 +3162,6 @@ public final class com/facebook/react/soloader/OpenSourceMergedSoMapping : com/f
 	public final fun libreact_devsupportjni_so ()I
 	public final fun libreact_featureflagsjni_so ()I
 	public final fun libreact_newarchdefaults_so ()I
-	public final fun libreact_performancetracerjni_so ()I
 	public final fun libreactnative_so ()I
 	public final fun libreactnativeblob_so ()I
 	public final fun libreactnativejni_common_so ()I

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

@@ -14,7 +14,6 @@ import android.os.Process
 import android.view.FrameMetrics
 import android.view.Window
 import com.facebook.proguard.annotations.DoNotStripAny
-import com.facebook.soloader.SoLoader
 
 @DoNotStripAny
 internal class FrameTimingsObserver(
@@ -24,8 +23,6 @@ internal class FrameTimingsObserver(
   private val handler = Handler(Looper.getMainLooper())
   private var frameCounter: Int = 0
 
-  private external fun setLayerTreeId(frame: String, layerTreeId: Int)
-
   private val frameMetricsListener =
       Window.OnFrameMetricsAvailableListener { _, frameMetrics, _dropCount ->
         val beginDrawingTimestamp = frameMetrics.getMetric(FrameMetrics.INTENDED_VSYNC_TIMESTAMP)
@@ -66,13 +63,4 @@ internal class FrameTimingsObserver(
     window.removeOnFrameMetricsAvailableListener(frameMetricsListener)
     handler.removeCallbacksAndMessages(null)
   }
-
-  private companion object {
-    init {
-      SoLoader.loadLibrary("react_devsupportjni")
-    }
-
-    @JvmStatic
-    private external fun reportFrameTiming(frame: Int, paintStartNanos: Long, paintEndNanos: Long)
-  }
 }

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/soloader/OpenSourceMergedSoMapping.kt

@@ -28,7 +28,6 @@ public object OpenSourceMergedSoMapping : ExternalSoMapping {
         "react_devsupportjni",
         "react_featureflagsjni",
         "react_newarchdefaults",
-        "react_performancetracerjni",
         "reactnativeblob",
         "reactnativejni",
         "reactnativejni_common",
@@ -58,7 +57,6 @@ public object OpenSourceMergedSoMapping : ExternalSoMapping {
       "react_devsupportjni" -> libreact_devsupportjni_so()
       "react_featureflagsjni" -> libreact_featureflagsjni_so()
       "react_newarchdefaults" -> libreact_newarchdefaults_so()
-      "react_performancetracerjni" -> libreact_performancetracerjni_so()
       "reactnative" -> libreactnative_so()
       "reactnativeblob" -> libreactnativeblob_so()
       "reactnativejni" -> libreactnativejni_so()
@@ -90,8 +88,6 @@ public object OpenSourceMergedSoMapping : ExternalSoMapping {
 
   public external fun libreact_newarchdefaults_so(): Int
 
-  public external fun libreact_performancetracerjni_so(): Int
-
   public external fun libreactnative_so(): Int
 
   public external fun libreactnativeblob_so(): Int

packages/react-native/ReactAndroid/src/main/jni/CMakeLists.txt

@@ -155,7 +155,6 @@ add_react_android_subdir(src/main/jni/react/runtime/cxxreactpackage)
 add_react_android_subdir(src/main/jni/react/runtime/jni)
 add_react_android_subdir(src/main/jni/react/runtime/hermes/jni)
 add_react_android_subdir(src/main/jni/react/devsupport)
-add_react_android_subdir(src/main/jni/react/tracing)
 
 # SoMerging Utils
 include(${REACT_ANDROID_DIR}/src/main/jni/first-party/jni-lib-merge/SoMerging-utils.cmake)

packages/react-native/ReactAndroid/src/main/jni/react/devsupport/CMakeLists.txt

@@ -20,8 +20,6 @@ target_include_directories(react_devsupportjni PUBLIC .)
 target_link_libraries(react_devsupportjni
         fbjni
         jsinspector
-        jsinspector_tracing
-        react_networking
-        react_timing)
+        react_networking)
 
 target_compile_reactnative_options(react_devsupportjni PRIVATE)

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

@@ -7,7 +7,6 @@
 
 #include "JCxxInspectorPackagerConnection.h"
 #include "JCxxInspectorPackagerConnectionWebSocketDelegate.h"
-#include "JFrameTiming.h"
 #include "JInspectorFlags.h"
 #include "JInspectorNetworkReporter.h"
 
@@ -19,7 +18,6 @@ JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* /*unused*/) {
         registerNatives();
     facebook::react::jsinspector_modern::
         JCxxInspectorPackagerConnectionWebSocketDelegate::registerNatives();
-    facebook::react::jsinspector_modern::JFrameTiming::registerNatives();
     facebook::react::jsinspector_modern::JInspectorFlags::registerNatives();
     facebook::react::jsinspector_modern::JInspectorNetworkReporter::
         registerNatives();