Hide fullscreen rotation jank

ui/android/delegated_frame_host_android.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_
 #define UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "cc/output/copy_output_request.h"
@@ skipping 34 matching lines @@
                             const cc::FrameSinkId& frame_sink_id);
 
   ~DelegatedFrameHostAndroid() override;
 
   void SubmitCompositorFrame(const cc::LocalSurfaceId& local_surface_id,
                              cc::CompositorFrame frame);
   void DidNotProduceFrame(const cc::BeginFrameAck& ack);
 
   void DestroyDelegatedContent();
 
+  void ForceFrame(cc::CompositorFrame frame);
+
   bool HasDelegatedContent() const;
 
   cc::FrameSinkId GetFrameSinkId() const;
 
   // Should only be called when the host has a content layer.
   void RequestCopyOfSurface(
       WindowAndroidCompositor* compositor,
       const gfx::Rect& src_subrect_in_pixel,
       cc::CopyOutputRequest::CopyOutputRequestCallback result_callback);
 
@@ skipping 36 matching lines @@
   bool has_transparent_background_ = false;
 
   scoped_refptr<cc::SurfaceLayer> content_layer_;
 
   DISALLOW_COPY_AND_ASSIGN(DelegatedFrameHostAndroid);
 };
 
 }  // namespace ui
 
 #endif  // UI_ANDROID_DELEGATED_FRAME_HOST_ANDROID_H_