cc: Remove the LayerTreeHost abstraction.

cc/trees/single_thread_proxy.h

 // Copyright 2011 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 CC_TREES_SINGLE_THREAD_PROXY_H_
 #define CC_TREES_SINGLE_THREAD_PROXY_H_
 
 #include <limits>
 
 #include "base/cancelable_callback.h"
 #include "base/macros.h"
 #include "base/time/time.h"
 #include "cc/output/begin_frame_args.h"
 #include "cc/scheduler/scheduler.h"
 #include "cc/trees/blocking_task_runner.h"
 #include "cc/trees/layer_tree_host_impl.h"
 #include "cc/trees/proxy.h"
 #include "cc/trees/task_runner_provider.h"
 
 namespace cc {
 
 class MutatorEvents;
 class BeginFrameSource;
-class LayerTreeHostInProcess;
+class LayerTreeHost;
 class LayerTreeHostSingleThreadClient;
 
 class CC_EXPORT SingleThreadProxy : public Proxy,
                                     NON_EXPORTED_BASE(LayerTreeHostImplClient),
                                     public SchedulerClient {
  public:
   static std::unique_ptr<Proxy> Create(
-      LayerTreeHostInProcess* layer_tree_host,
+      LayerTreeHost* layer_tree_host,
       LayerTreeHostSingleThreadClient* client,
       TaskRunnerProvider* task_runner_provider_);
   ~SingleThreadProxy() override;
 
   // Proxy implementation
   bool IsStarted() const override;
   bool CommitToActiveTree() const override;
   void SetCompositorFrameSink(
       CompositorFrameSink* compositor_frame_sink) override;
   void ReleaseCompositorFrameSink() override;
@@ skipping 52 matching lines @@
   void DidPrepareTiles() override;
   void DidCompletePageScaleAnimationOnImplThread() override;
   void OnDrawForCompositorFrameSink(bool resourceless_software_draw) override;
 
   void RequestNewCompositorFrameSink();
 
   // Called by the legacy path where RenderWidget does the scheduling.
   void CompositeImmediately(base::TimeTicks frame_begin_time);
 
  protected:
-  SingleThreadProxy(LayerTreeHostInProcess* layer_tree_host,
+  SingleThreadProxy(LayerTreeHost* layer_tree_host,
                     LayerTreeHostSingleThreadClient* client,
                     TaskRunnerProvider* task_runner_provider);
 
  private:
   void BeginMainFrame(const BeginFrameArgs& begin_frame_args);
   void BeginMainFrameAbortedOnImplThread(CommitEarlyOutReason reason);
   void DoBeginMainFrame(const BeginFrameArgs& begin_frame_args);
   void DoCommit();
   DrawResult DoComposite(LayerTreeHostImpl::FrameData* frame);
   void DoSwap();
   void DidCommitAndDrawFrame();
   void CommitComplete();
 
   bool ShouldComposite() const;
   void ScheduleRequestNewCompositorFrameSink();
 
   // Accessed on main thread only.
-  LayerTreeHostInProcess* layer_tree_host_;
+  LayerTreeHost* layer_tree_host_;
   LayerTreeHostSingleThreadClient* single_thread_client_;
 
   TaskRunnerProvider* task_runner_provider_;
 
   // Used on the Thread, but checked on main thread during
   // initialization/shutdown.
   std::unique_ptr<LayerTreeHostImpl> layer_tree_host_impl_;
 
   // Accessed from both threads.
   std::unique_ptr<Scheduler> scheduler_on_impl_thread_;
@@ skipping 97 matching lines @@
  private:
   DebugScopedSetImplThread impl_thread_;
   DebugScopedSetMainThreadBlocked main_thread_blocked_;
 
   DISALLOW_COPY_AND_ASSIGN(DebugScopedSetImplThreadAndMainThreadBlocked);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_SINGLE_THREAD_PROXY_H_