aw: Fix lost invalidate while playing video

android_webview/native/aw_contents.h

Index: android_webview/native/aw_contents.h
diff --git a/android_webview/native/aw_contents.h b/android_webview/native/aw_contents.h
index e7950ac756d9e37e3c1589695d0b178f876ffb40..b3a004f392ee69c5aec24e25a84063b5af1e8798 100644
--- a/android_webview/native/aw_contents.h
+++ b/android_webview/native/aw_contents.h
@@ -211,15 +211,11 @@ class AwContents : public FindHelper::Listener,
  private:
   void InitDataReductionProxyIfNecessary();
   void InitAutofillIfNecessary(bool enabled);
-  void DidDrawGL(const DrawGLResult& result);
 
   void InitializeHardwareDrawIfNeeded();
   void InitializeHardwareDrawOnRenderThread();
   void ReleaseHardwareDrawOnRenderThread();
 
-  base::WeakPtrFactory<AwContents> weak_factory_on_ui_thread_;
-  base::WeakPtr<AwContents> ui_thread_weak_ptr_;
-
   JavaObjectWeakGlobalRef java_ref_;
   scoped_ptr<content::WebContents> web_contents_;
   scoped_ptr<AwWebContentsDelegate> web_contents_delegate_;