OnWillDestroyWindow  197 content/browser/renderer_host/render_widget_host_view_android.h   virtual void OnWillDestroyWindow() OVERRIDE;
OnWillDestroyWindow   40 ui/base/android/window_android.cc       WindowAndroidObserver, observer_list_, OnWillDestroyWindow());
OnWillDestroyWindow   17 ui/base/android/window_android_observer.h   virtual void OnWillDestroyWindow() = 0;