Clean up WebMediaPlayerAndroid needs_establish_peer_

content/renderer/media/android/webmediaplayer_android.h

Index: content/renderer/media/android/webmediaplayer_android.h
diff --git a/content/renderer/media/android/webmediaplayer_android.h b/content/renderer/media/android/webmediaplayer_android.h
index bf290b71229ca958d8c356398b03be1238f6589e..071845d859d1f31f6eb763585168001afbf5ab84 100644
--- a/content/renderer/media/android/webmediaplayer_android.h
+++ b/content/renderer/media/android/webmediaplayer_android.h
@@ -266,12 +266,9 @@ class WebMediaPlayerAndroid : public blink::WebMediaPlayer,
   void TryCreateStreamTextureProxyIfNeeded();
   void DoCreateStreamTexture();
 
-  // Helper method to reestablish the surface texture peer for android
-  // media player.
-  void EstablishSurfaceTexturePeer();
-
-  // Requesting whether the surface texture peer needs to be reestablished.
-  void SetNeedsEstablishPeer(bool needs_establish_peer);
+  // This method is meant to be idempotent. Should be called whenever any of
+  // conditions changes and it is ok to establish peer.
+  void EstablishSurfaceTexturePeerIfNeeded();
 
  private:
   void InitializePlayer(const GURL& url,
@@ -408,8 +405,15 @@ class WebMediaPlayerAndroid : public blink::WebMediaPlayer,
   bool is_playing_;
 
   // Whether media player needs to re-establish the surface texture peer.
+  // This should be unset in EstablishSurfaceTexturePeerIfNeeded() only, and set
+  // we believe peer is disconnected that we need to establish it again.
+  // Setting this should not be conditioned on additional state, eg playing
+  // or full screen.
   bool needs_establish_peer_;
 
+  // This is a helper state used in EstablishSurfaceTexturePeerIfNeeded().
+  bool in_fullscreen_;
+
   // Whether |stream_texture_proxy_| is initialized.
   bool stream_texture_proxy_initialized_;