Do not strip CxxInspectorPackagerConnection.DelegateImpl methods

Summary:
Changelog: [Internal]

Adds the missing `DoNotStrip` annotations to methods of `CxxInspectorPackagerConnection.DelegateImpl` that are called from C++.

Differential Revision: D57708376

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

@@ -93,6 +93,7 @@ private static class DelegateImpl {
 
     private final Handler mHandler = new Handler(Looper.getMainLooper());
 
+    @DoNotStrip
     public IWebSocket connectWebSocket(String url, WebSocketDelegate delegate) {
       Request request = new Request.Builder().url(url).build();
       final WebSocket webSocket =
@@ -135,6 +136,7 @@ public void close() {
       };
     }
 
+    @DoNotStrip
     public void scheduleCallback(Runnable runnable, long delayMs) {
       mHandler.postDelayed(runnable, delayMs);
     }