sync compositor: Add output_surface_id

android_webview/browser/shared_renderer_state.h

 // Copyright 2014 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 ANDROID_WEBVIEW_BROWSER_SHARED_RENDERER_STATE_H_
 #define ANDROID_WEBVIEW_BROWSER_SHARED_RENDERER_STATE_H_
 
 #include <map>
 
 #include "android_webview/browser/gl_view_renderer_manager.h"
@@ skipping 16 matching lines @@
 }
 
 class BrowserViewRenderer;
 class ChildFrame;
 class HardwareRenderer;
 class InsideHardwareReleaseReset;
 
 // This class is used to pass data between UI thread and RenderThread.
 class SharedRendererState {
  public:
+  struct ReturnedResources {
+    ReturnedResources();
+
+    uint32_t output_surface_id;
+    cc::ReturnedResourceArray resources;
+  };
+  using ReturnedResourcesMap = std::map<unsigned int, ReturnedResources>;
+
   SharedRendererState(
       const scoped_refptr<base::SingleThreadTaskRunner>& ui_loop,
       BrowserViewRenderer* browser_view_renderer);
   ~SharedRendererState();
 
   // This function can be called from any thread.
   void ClientRequestDrawGL(bool for_idle);
 
   // UI thread methods.
   void SetScrollOffsetOnUI(gfx::Vector2d scroll_offset);
   void SetCompositorFrameOnUI(scoped_ptr<ChildFrame> frame);
   void InitializeHardwareDrawIfNeededOnUI();
   void ReleaseHardwareDrawIfNeededOnUI();
   ParentCompositorDrawConstraints GetParentDrawConstraintsOnUI() const;
-  void SwapReturnedResourcesOnUI(
-      std::map<unsigned int, cc::ReturnedResourceArray>* returned_resource_map);
+  void SwapReturnedResourcesOnUI(ReturnedResourcesMap* returned_resource_map);
   bool ReturnedResourcesEmptyOnUI() const;
   scoped_ptr<ChildFrame> PassUncommittedFrameOnUI();
   void DeleteHardwareRendererOnUI();
   bool HasFrameOnUI() const;
 
   // RT thread methods.
   gfx::Vector2d GetScrollOffsetOnRT();
   scoped_ptr<ChildFrame> PassCompositorFrameOnRT();
   void DrawGL(AwDrawGLInfo* draw_info);
   void PostExternalDrawConstraintsToChildCompositorOnRT(
       const ParentCompositorDrawConstraints& parent_draw_constraints);
   void InsertReturnedResourcesOnRT(const cc::ReturnedResourceArray& resources,
-                                   unsigned int compositor_id);
+                                   unsigned int compositor_id,
+                                   uint32_t output_surface_id);
 
  private:
   friend class internal::RequestDrawGLTracker;
   class InsideHardwareReleaseReset {
    public:
     explicit InsideHardwareReleaseReset(
         SharedRendererState* shared_renderer_state);
     ~InsideHardwareReleaseReset();
 
    private:
@@ skipping 23 matching lines @@
   // This is accessed by both UI and RT now. TODO(hush): move to RT only.
   GLViewRendererManager::Key renderer_manager_key_;
 
   // Accessed by both UI and RT thread.
   mutable base::Lock lock_;
   bool hardware_renderer_has_frame_;
   gfx::Vector2d scroll_offset_;
   scoped_ptr<ChildFrame> child_frame_;
   bool inside_hardware_release_;
   ParentCompositorDrawConstraints parent_draw_constraints_;
-  // A map from compositor's ID to the resources that belong to the compositor.
-  std::map<unsigned int, cc::ReturnedResourceArray> returned_resources_map_;
+  ReturnedResourcesMap returned_resources_map_;
   base::Closure request_draw_gl_closure_;
 
   base::WeakPtrFactory<SharedRendererState> weak_factory_on_ui_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(SharedRendererState);
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_BROWSER_SHARED_RENDERER_STATE_H_