3D Compositing in <browser>, first draft.

content/browser/browser_plugin/browser_plugin_host.h

Index: content/browser/browser_plugin/browser_plugin_host.h
diff --git a/content/browser/browser_plugin/browser_plugin_host.h b/content/browser/browser_plugin/browser_plugin_host.h
index a5cf4f249331dfc3a34ef0a5e6ab28cf2dd4748b..c0cb12eb44bf4631c03ca9599282899718c8cb91 100644
--- a/content/browser/browser_plugin/browser_plugin_host.h
+++ b/content/browser/browser_plugin/browser_plugin_host.h
@@ -10,6 +10,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/id_map.h"
+#include "content/common/browser_plugin_info.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents_delegate.h"
@@ -19,6 +20,7 @@
 #include "ui/gfx/size.h"
 #include "ui/surface/transport_dib.h"
 
+struct BrowserPlugin_SwapInfo;
 class WebContentsImpl;
 struct ViewHostMsg_UpdateRect_Params;
 
@@ -54,7 +56,8 @@ class BrowserPluginHost : public WebContentsObserver,
   void NavigateGuestFromEmbedder(RenderViewHost* render_view_host,
                                  int container_instance_id,
                                  long long frame_id,
-                                 const std::string& src);
+                                 const std::string& src,
+                                 const BrowserPluginHostMsg_Surface_Params& params);
 
   void ResizeGuest(int container_instance_id,
                    TransportDIB* damage_buffer,
@@ -80,6 +83,11 @@ class BrowserPluginHost : public WebContentsObserver,
   TransportDIB* damage_buffer() const { return damage_buffer_; }
   const gfx::Size& damage_buffer_size() const { return damage_buffer_size_; }
 
+  void SendBuffersSwappedToEmbedder(uint64 surface_handle, const BrowserPlugin_SwapInfo& info);
+
+  void set_surface_params(const BrowserPluginHostMsg_Surface_Params& params) {
+    surface_params_ = params;
+  }
 
  private:
   typedef std::map<WebContentsImpl*, int64> GuestMap;
@@ -147,6 +155,8 @@ class BrowserPluginHost : public WebContentsObserver,
   int pending_update_counter_;
   scoped_ptr<IPC::Message> pending_input_event_reply_;
 
+  BrowserPluginHostMsg_Surface_Params surface_params_;
+
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginHost);
 };