compositor-worker: cc->blink mutation plumbing

blimp/client/compositor/blimp_compositor.h

 // Copyright 2015 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 BLIMP_CLIENT_COMPOSITOR_BLIMP_COMPOSITOR_H_
 #define BLIMP_CLIENT_COMPOSITOR_BLIMP_COMPOSITOR_H_
 
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "blimp/client/blimp_client_export.h"
 #include "blimp/client/input/blimp_input_manager.h"
 #include "blimp/client/session/render_widget_feature.h"
 #include "cc/layers/layer_settings.h"
 #include "cc/trees/layer_tree_host_client.h"
 #include "cc/trees/layer_tree_settings.h"
 #include "cc/trees/remote_proto_channel.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 class Thread;
 }
 
 namespace cc {
 class LayerTreeHost;
+struct LayerTreeMutations;
 }
 
 namespace blimp {
 
 class BlimpMessage;
 
 namespace client {
 
 // BlimpCompositor provides the basic framework and setup to host a
 // LayerTreeHost.  The class that owns the LayerTreeHost is usually called the
@@ skipping 54 matching lines @@
   void WillBeginMainFrame() override;
   void DidBeginMainFrame() override;
   void BeginMainFrame(const cc::BeginFrameArgs& args) override;
   void BeginMainFrameNotExpectedSoon() override;
   void UpdateLayerTreeHost() override;
   void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta,
                            const gfx::Vector2dF& outer_delta,
                            const gfx::Vector2dF& elastic_overscroll_delta,
                            float page_scale,
                            float top_controls_delta) override;
+  void ApplyMutations(const cc::LayerTreeMutations& mutations) override;
   void RequestNewOutputSurface() override;
   void DidInitializeOutputSurface() override;
   void DidFailToInitializeOutputSurface() override;
   void WillCommit() override;
   void DidCommit() override;
   void DidCommitAndDrawFrame() override;
   void DidCompleteSwapBuffers() override;
   void DidCompletePageScaleAnimation() override;
   void RecordFrameTimingEvents(
       scoped_ptr<cc::FrameTimingTracker::CompositeTimingSet> composite_events,
@@ skipping 62 matching lines @@
   // widget.
   scoped_ptr<BlimpInputManager> input_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(BlimpCompositor);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_COMPOSITOR_BLIMP_COMPOSITOR_H_