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 e6b8c79afad0816fdf3f1d2177640f9a1b981653..4d81a62ab657449272ab50ac2948e8b38ce9234b 100644
--- a/content/browser/browser_plugin/browser_plugin_host.h
+++ b/content/browser/browser_plugin/browser_plugin_host.h
@@ -9,6 +9,7 @@
 
 #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"
@@ -21,6 +22,7 @@
 #include "webkit/glue/webcursor.h"
 
 class WebContentsImpl;
+struct BrowserPlugin_SwapInfo;
 struct BrowserPluginHostMsg_PostMessage_Params;
 struct ViewHostMsg_UpdateRect_Params;
 
@@ -62,7 +64,8 @@ class BrowserPluginHost : public WebContentsObserver,
                      int instance_id,
                      int64 frame_id,
                      const std::string& src,
-                     const gfx::Size& size);
+                     const gfx::Size& size,
+                     const BrowserPluginHostMsg_Surface_Params& params);
 
   // This is called when the browser plugin's container has resized in the
   // embedder. In additon to specifying the new size, and new scale factor,
@@ -103,6 +106,16 @@ class BrowserPluginHost : public WebContentsObserver,
                        float scale_factor);
   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 SendSurfaceResizeToEmbedder(const gfx::Size& size);
+
+  void set_surface_params(const BrowserPluginHostMsg_Surface_Params& params) {
+    surface_params_ = params;
+  }
+
   float damage_buffer_scale_factor() const {
       return damage_buffer_scale_factor_;
   }
@@ -173,6 +186,7 @@ class BrowserPluginHost : public WebContentsObserver,
   IDMap<RenderViewHost> pending_updates_;
   int pending_update_counter_;
   scoped_ptr<IPC::Message> pending_input_event_reply_;
+  BrowserPluginHostMsg_Surface_Params surface_params_;
   gfx::Rect guest_rect_;
   WebCursor cursor_;