sync compositor: Memory policy async IPC

content/renderer/android/synchronous_compositor_output_surface.h

 // Copyright 2013 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_OUTPUT_SURFACE_H_
 #define CONTENT_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_OUTPUT_SURFACE_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 11 matching lines @@
 #include "ipc/ipc_message.h"
 #include "ui/gfx/transform.h"
 
 namespace cc {
 class ContextProvider;
 class CompositorFrameMetadata;
 }
 
 namespace IPC {
 class Message;
+class Sender;
 }
 
 namespace content {
 
 class FrameSwapMessageQueue;
 class SynchronousCompositorRegistry;
 class WebGraphicsContext3DCommandBufferImpl;
 
 class SynchronousCompositorOutputSurfaceClient {
  public:
@@ skipping 38 matching lines @@
   void Invalidate() override;
 
   // Partial SynchronousCompositor API implementation.
   void DemandDrawHw(const gfx::Size& surface_size,
                     const gfx::Transform& transform,
                     const gfx::Rect& viewport,
                     const gfx::Rect& clip,
                     const gfx::Rect& viewport_rect_for_tile_priority,
                     const gfx::Transform& transform_for_tile_priority);
   void DemandDrawSw(SkCanvas* canvas);
-  void SetMemoryPolicy(size_t bytes_limit);
   void SetTreeActivationCallback(const base::Closure& callback);
   void GetMessagesToDeliver(
       std::vector<std::unique_ptr<IPC::Message>>* messages);
 
  private:
   class SoftwareDevice;
   friend class SoftwareDevice;
 
   void InvokeComposite(const gfx::Transform& transform,
                        const gfx::Rect& viewport,
                        const gfx::Rect& clip,
                        bool hardware_draw);
+  bool Send(IPC::Message* message);
   bool CalledOnValidThread() const;
 
   void CancelFallbackTick();
   void FallbackTickFired();
 
   // IPC handlers.
+  void SetMemoryPolicy(size_t bytes_limit);
   void OnReclaimResources(uint32_t output_surface_id,
                           const cc::CompositorFrameAck& ack);
 
   const int routing_id_;
   const uint32_t output_surface_id_;
-  SynchronousCompositorRegistry* const registry_;  // unowned
+  SynchronousCompositorRegistry* const registry_;  // Not owned.
+  IPC::Sender* const sender_;  // Not owned.
   bool registered_;
 
   // Not owned.
   SynchronousCompositorOutputSurfaceClient* sync_client_;
 
   // Only valid (non-NULL) during a DemandDrawSw() call.
   SkCanvas* current_sw_canvas_;
 
   cc::ManagedMemoryPolicy memory_policy_;
   bool did_swap_;
   scoped_refptr<FrameSwapMessageQueue> frame_swap_message_queue_;
 
   base::CancelableClosure fallback_tick_;
   bool fallback_tick_pending_;
   bool fallback_tick_running_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(SynchronousCompositorOutputSurface);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_ANDROID_SYNCHRONOUS_COMPOSITOR_OUTPUT_SURFACE_H_