3D Compositing in <browser>, first draft.

content/browser/browser_plugin/browser_plugin_host_helper.h

Index: content/browser/browser_plugin/browser_plugin_host_helper.h
diff --git a/content/browser/browser_plugin/browser_plugin_host_helper.h b/content/browser/browser_plugin/browser_plugin_host_helper.h
index 3fa95e3ece8e8fab290537a55dca380fdbeade57..b03a6214b2af9973ce14c8ff9cf83411dd50c042 100644
--- a/content/browser/browser_plugin/browser_plugin_host_helper.h
+++ b/content/browser/browser_plugin/browser_plugin_host_helper.h
@@ -9,6 +9,7 @@
 #include <string>
 
 #include "base/compiler_specific.h"
+#include "content/common/browser_plugin_info.h"
 #include "content/public/browser/render_view_host_observer.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_sync_message.h"
@@ -19,6 +20,7 @@ namespace gfx {
 class Size;
 }
 
+struct BrowserPlugin_SwapInfo;
 struct ViewHostMsg_UpdateRect_Params;
 
 namespace content {
@@ -34,7 +36,8 @@ class BrowserPluginHost;
 class BrowserPluginHostHelper : public RenderViewHostObserver {
  public:
   BrowserPluginHostHelper(BrowserPluginHost* browser_plugin_host,
-                          RenderViewHost* render_view_host);
+                          RenderViewHost* render_view_host,
+                          const BrowserPluginHostMsg_Surface_Params& params);
   virtual ~BrowserPluginHostHelper();
 
   // Make it public for sync IPCs.
@@ -42,19 +45,21 @@ class BrowserPluginHostHelper : public RenderViewHostObserver {
  private:
   void OnNavigateGuestFromEmbedder(int container_instance_id,
                                    long long frame_id,
-                                   const std::string& src);
+                                   const std::string& src,
+                                   const BrowserPluginHostMsg_Surface_Params& params);
   void OnResizeGuest(int instance_id,
                      const TransportDIB::Id& damage_buffer_id,
                      int width,
                      int height);
 
-
   void OnUpdateRectACK(int instance_id, int message_id);
 
   void OnHandleInputEvent(const IPC::SyncMessage& message);
 
   void OnSetFocus(int container_instance_id, bool focused);
 
+  void OnSwapBuffersACK(const BrowserPlugin_SwapInfo& info, uint32 sync_point);
+
   // Intercepted from the guest renderer process.
   void OnUpdateRect(const ViewHostMsg_UpdateRect_Params& params);
   void OnHandleInputEventAck(WebKit::WebInputEvent::Type event_type,
@@ -66,6 +71,10 @@ class BrowserPluginHostHelper : public RenderViewHostObserver {
 
   BrowserPluginHost* browser_plugin_host_;
 
+  BrowserPluginHostMsg_Surface_Params surface_params_;
+
+  friend class CrappyCompositingDelegate;
+
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginHostHelper);
 };