Associate an id with the output surface to handle lost contexts

content/browser/renderer_host/render_widget_host_view_aura.h

 // Copyright (c) 2012 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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 223 matching lines @@
       bool has_horizontal_scrollbar) OVERRIDE;
   virtual void SetScrollOffsetPinning(
       bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE;
   virtual gfx::GLSurfaceHandle GetCompositingSurface() OVERRIDE;
   virtual void OnAccessibilityNotifications(
       const std::vector<AccessibilityHostMsg_NotificationParams>&
           params) OVERRIDE;
   virtual bool LockMouse() OVERRIDE;
   virtual void UnlockMouse() OVERRIDE;
   virtual void OnSwapCompositorFrame(
+      uint32 output_surface_id,
       scoped_ptr<cc::CompositorFrame> frame) OVERRIDE;
 #if defined(OS_WIN)
   virtual void SetParentNativeViewAccessible(
       gfx::NativeViewAccessible accessible_parent) OVERRIDE;
 #endif
 
   // Overridden from ui::TextInputClient:
   virtual void SetCompositionText(
       const ui::CompositionText& composition) OVERRIDE;
   virtual void ConfirmCompositionText() OVERRIDE;
@@ skipping 231 matching lines @@
                           float surface_scale_factor,
                           const gfx::Rect& damage_rect,
                           const std::string& mailbox_name,
                           const BufferPresentedCallback& ack_callback);
 
   void SwapBuffersCompleted(
       const BufferPresentedCallback& ack_callback,
       const scoped_refptr<ui::Texture>& texture_to_return);
 
   void SwapDelegatedFrame(
+      uint32 output_surface_id,
       scoped_ptr<cc::DelegatedFrameData> frame_data,
       float frame_device_scale_factor,
       const ui::LatencyInfo& latency_info);
-  void SendDelegatedFrameAck();
+  void SendDelegatedFrameAck(uint32 output_surface_id);
 
   void SwapSoftwareFrame(
+      uint32 output_surface_id,
       scoped_ptr<cc::SoftwareFrameData> frame_data,
       float frame_device_scale_factor,
       const ui::LatencyInfo& latency_info);
-  void SendSoftwareFrameAck(unsigned software_frame_id);
+  void SendSoftwareFrameAck(uint32 output_surface_id,
+                            unsigned software_frame_id);
 
   BrowserAccessibilityManager* GetOrCreateBrowserAccessibilityManager();
 
 #if defined(OS_WIN)
   // Sets the cutout rects from transient windows. These are rectangles that
   // windowed NPAPI plugins shouldn't paint in. Overwrites any previous cutout
   // rects.
   void UpdateTransientRects(const std::vector<gfx::Rect>& rects);
 
   // Updates the total list of cutout rects, which is the union of transient
@@ skipping 173 matching lines @@
   TouchEditingClient* touch_editing_client_;
 
   ui::LatencyInfo software_latency_info_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAura);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_