Add QPL marker to track time it takes to load .so file from RN

Summary: Simple diff that adds QPL marker to track time it takes to load .so file used by RN Fabric

Reviewed By: fkgozali

Differential Revision: D13934149

fbshipit-source-id: a5cb0fc255394cf6c936b9018c753dcc774c347f

ReactAndroid/src/main/java/com/facebook/react/bridge/ReactMarkerConstants.java

@@ -94,4 +94,6 @@ public enum ReactMarkerConstants {
   JAVASCRIPT_EXECUTOR_FACTORY_INJECT_END,
   LOAD_REACT_NATIVE_SO_FILE_START,
   LOAD_REACT_NATIVE_SO_FILE_END,
+  LOAD_REACT_NATIVE_FABRIC_SO_FILE_START,
+  LOAD_REACT_NATIVE_FABRIC_SO_FILE_END,
 }

ReactAndroid/src/main/java/com/facebook/react/fabric/jsi/FabricSoLoader.java

@@ -8,6 +8,8 @@ package com.facebook.react.fabric.jsi;
 
 import static com.facebook.systrace.Systrace.TRACE_TAG_REACT_JAVA_BRIDGE;
 
+import com.facebook.react.bridge.ReactMarker;
+import com.facebook.react.bridge.ReactMarkerConstants;
 import com.facebook.soloader.SoLoader;
 import com.facebook.systrace.Systrace;
 
@@ -22,7 +24,9 @@ public class FabricSoLoader {
 
     Systrace.beginSection(
         Systrace.TRACE_TAG_REACT_JAVA_BRIDGE, "FabricSoLoader.staticInit::load:fabricjni");
+    ReactMarker.logMarker(ReactMarkerConstants.LOAD_REACT_NATIVE_SO_FILE_START);
     SoLoader.loadLibrary("fabricjni");
+    ReactMarker.logMarker(ReactMarkerConstants.LOAD_REACT_NATIVE_SO_FILE_END);
     Systrace.endSection(TRACE_TAG_REACT_JAVA_BRIDGE);
   }
 }