Don't schedule more invokeFunctors than necessary.

android_webview/browser/shared_renderer_state.h

Index: android_webview/browser/shared_renderer_state.h
diff --git a/android_webview/browser/shared_renderer_state.h b/android_webview/browser/shared_renderer_state.h
index d0555b7295d89d5d2cd1ee84d6d32b9c15432177..d564b86b17e1d7fa973b678c7b8d69ef3975e55b 100644
--- a/android_webview/browser/shared_renderer_state.h
+++ b/android_webview/browser/shared_renderer_state.h
@@ -95,6 +95,9 @@ class SharedRendererState {
   BrowserViewRenderer* browser_view_renderer_;
   base::WeakPtr<SharedRendererState> ui_thread_weak_ptr_;
   base::CancelableClosure request_draw_gl_cancelable_closure_;
+  // This is true after BrowserViewRender::RequestDrawGL is called, and before
+  // the next GL mode process. False in other times.
+  bool has_queued_functor_on_ui_;

[boliu, 2014/12/13 01:03:15]

This state should be tracked in RequestDrawGLTracker

[hush (inactive), 2014/12/13 01:17:23]

Right. Good point!

 
   // Accessed by RT thread.
   scoped_ptr<HardwareRenderer> hardware_renderer_;