sync compositor: Remove begin frame source

content/renderer/android/synchronous_compositor_proxy.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 CONTENT_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_PROXY_H_
 #define CONTENT_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_PROXY_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/macros.h"
 #include "content/common/input/input_event_ack_state.h"
-#include "content/renderer/android/synchronous_compositor_external_begin_frame_source.h"
 #include "content/renderer/android/synchronous_compositor_output_surface.h"
 #include "ui/events/blink/synchronous_input_handler_proxy.h"
 #include "ui/gfx/geometry/scroll_offset.h"
 #include "ui/gfx/geometry/size_f.h"
 
 class SkCanvas;
 
 namespace IPC {
 class Message;
 class Sender;
 }  // namespace IPC
 
 namespace blink {
 class WebInputEvent;
 }  // namespace blink
 
 namespace cc {
 class CompositorFrame;
 }  // namespace cc
 
 namespace content {
 
 class SynchronousCompositorOutputSurface;
-struct SyncCompositorCommonBrowserParams;
 struct SyncCompositorCommonRendererParams;
 struct SyncCompositorDemandDrawHwParams;
 struct SyncCompositorDemandDrawSwParams;
 struct SyncCompositorSetSharedMemoryParams;
 
 class SynchronousCompositorProxy
     : public ui::SynchronousInputHandler,
-      public SynchronousCompositorExternalBeginFrameSourceClient,
       public SynchronousCompositorOutputSurfaceClient {
  public:
   SynchronousCompositorProxy(
       int routing_id,
       IPC::Sender* sender,
-      SynchronousCompositorExternalBeginFrameSource* begin_frame_source,
       ui::SynchronousInputHandlerProxy* input_handler_proxy);
   ~SynchronousCompositorProxy() override;
 
   // ui::SynchronousInputHandler overrides.
   void SetNeedsSynchronousAnimateInput() override;
   void UpdateRootLayerState(const gfx::ScrollOffset& total_scroll_offset,
                             const gfx::ScrollOffset& max_scroll_offset,
                             const gfx::SizeF& scrollable_size,
                             float page_scale_factor,
                             float min_page_scale_factor,
                             float max_page_scale_factor) override;
 
-  // SynchronousCompositorExternalBeginFrameSourceClient overrides.
-  void OnNeedsBeginFramesChange(bool needs_begin_frames) override;
-
   // SynchronousCompositorOutputSurfaceClient overrides.
   void DidActivatePendingTree() override;
   void Invalidate() override;
   void SwapBuffers(uint32_t output_surface_id,
                    cc::CompositorFrame* frame) override;
 
   void SetOutputSurface(SynchronousCompositorOutputSurface* output_surface);
   void OnMessageReceived(const IPC::Message& message);
   bool Send(IPC::Message* message);
 
  private:
   struct SharedMemoryWithSize;
 
-  void ProcessCommonParams(
-      const SyncCompositorCommonBrowserParams& common_params);
+  // IPC handlers.
   void PopulateCommonParams(SyncCompositorCommonRendererParams* params) const;
-
-  // IPC handlers.
-  void BeginFrame(const SyncCompositorCommonBrowserParams& common_params,
-                  const cc::BeginFrameArgs& args,
-                  SyncCompositorCommonRendererParams* common_renderer_params);
-  void OnComputeScroll(const SyncCompositorCommonBrowserParams& common_params,
-                       base::TimeTicks animation_time);
-  void DemandDrawHw(const SyncCompositorCommonBrowserParams& common_params,
-                    const SyncCompositorDemandDrawHwParams& params,
+  void OnComputeScroll(base::TimeTicks animation_time);
+  void DemandDrawHw(const SyncCompositorDemandDrawHwParams& params,
                     IPC::Message* reply_message);
   void SetSharedMemory(
-      const SyncCompositorCommonBrowserParams& common_params,
       const SyncCompositorSetSharedMemoryParams& params,
       bool* success,
       SyncCompositorCommonRendererParams* common_renderer_params);
   void ZeroSharedMemory();
-  void DemandDrawSw(const SyncCompositorCommonBrowserParams& common_params,
-                    const SyncCompositorDemandDrawSwParams& params,
+  void DemandDrawSw(const SyncCompositorDemandDrawSwParams& params,
                     IPC::Message* reply_message);
   void SynchronouslyZoomBy(
-      const SyncCompositorCommonBrowserParams& common_params,
       float zoom_delta,
       const gfx::Point& anchor,
       SyncCompositorCommonRendererParams* common_renderer_params);
   void SetScroll(const gfx::ScrollOffset& total_scroll_offset);
 
   void SwapBuffersHw(uint32_t output_surface_id, cc::CompositorFrame* frame);
   void SendDemandDrawHwReply(cc::CompositorFrame* frame,
                              uint32_t output_surface_id,
                              IPC::Message* reply_message);
   void DoDemandDrawSw(const SyncCompositorDemandDrawSwParams& params);
   void SwapBuffersSw(cc::CompositorFrame* frame);
   void SendDemandDrawSwReply(bool success,
                              cc::CompositorFrame* frame,
                              IPC::Message* reply_message);
   void SendAsyncRendererStateIfNeeded();
 
   const int routing_id_;
   IPC::Sender* const sender_;
-  SynchronousCompositorExternalBeginFrameSource* const begin_frame_source_;
   ui::SynchronousInputHandlerProxy* const input_handler_proxy_;
   const bool use_in_process_zero_copy_software_draw_;
   SynchronousCompositorOutputSurface* output_surface_;
   bool inside_receive_;
   IPC::Message* hardware_draw_reply_;
   IPC::Message* software_draw_reply_;
 
   // From browser.
   std::unique_ptr<SharedMemoryWithSize> software_draw_shm_;
 
   // To browser.
   mutable uint32_t version_;  // Mustable so PopulateCommonParams can be const.
   gfx::ScrollOffset total_scroll_offset_;  // Modified by both.
   gfx::ScrollOffset max_scroll_offset_;
   gfx::SizeF scrollable_size_;
   float page_scale_factor_;
   float min_page_scale_factor_;
   float max_page_scale_factor_;
   bool need_animate_scroll_;
   uint32_t need_invalidate_count_;
-  bool need_begin_frame_;
   uint32_t did_activate_pending_tree_count_;
 
   DISALLOW_COPY_AND_ASSIGN(SynchronousCompositorProxy);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_PROXY_H_