3D Compositing in <browser>, first draft.

content/browser/browser_plugin/browser_plugin_host.cc

Index: content/browser/browser_plugin/browser_plugin_host.cc
diff --git a/content/browser/browser_plugin/browser_plugin_host.cc b/content/browser/browser_plugin/browser_plugin_host.cc
index 41f6f06600ef7ebaf2b2495244665573c5b08d5b..0e62b39d7ed2f6efb2f57ddf72ca60d70dd00d1a 100644
--- a/content/browser/browser_plugin/browser_plugin_host.cc
+++ b/content/browser/browser_plugin/browser_plugin_host.cc
@@ -36,7 +36,7 @@ BrowserPluginHost::BrowserPluginHost(
   // Construct plumbing helpers when a new RenderViewHost is created for
   // this BrowserPluginHost's WebContentsImpl.
   registrar_.Add(this,
-                 NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB,
+                 NOTIFICATION_WILL_CREATE_RENDER_VIEW,
                  Source<WebContents>(web_contents));
 }
 
@@ -75,7 +75,8 @@ void BrowserPluginHost::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) {
   BrowserPluginHost* guest =
       GetGuestByContainerID(container_instance_id);
   WebContentsImpl* guest_web_contents =
@@ -102,6 +103,7 @@ void BrowserPluginHost::NavigateGuestFromEmbedder(
                 NULL  // session storage namespace
             ));
     guest = guest_web_contents->browser_plugin_host();
+    guest->set_surface_params(params);
     guest->set_embedder_render_process_host(
         render_view_host->GetProcess());
     guest->set_instance_id(container_instance_id);
@@ -224,6 +226,13 @@ void BrowserPluginHost::SetFocus(bool focused) {
       new ViewMsg_SetFocus(render_view_host->GetRoutingID(), focused));
 }
 
+void BrowserPluginHost::SendBuffersSwappedToEmbedder(uint64 surface_handle, const BrowserPlugin_SwapInfo& info) {
+  DCHECK(embedder_render_process_host());
+  embedder_render_process_host()->Send(
+      new BrowserPluginMsg_BuffersSwapped(instance_id_, surface_handle, info));
+}
+
+
 void BrowserPluginHost::AddGuest(WebContentsImpl* guest, int64 frame_id) {
   guests_[guest] = frame_id;
 }
@@ -284,12 +293,12 @@ void BrowserPluginHost::Observe(
     const NotificationSource& source,
     const NotificationDetails& details) {
   switch (type) {
-    case NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB: {
+    case NOTIFICATION_WILL_CREATE_RENDER_VIEW: {
       RenderViewHost* render_view_host =
           Details<RenderViewHost>(details).ptr();
       // BrowserPluginHostHelper is destroyed when its associated RenderViewHost
       // is destroyed.
-      new BrowserPluginHostHelper(this, render_view_host);
+      new BrowserPluginHostHelper(this, render_view_host, surface_params_);
       break;
     }
     case NOTIFICATION_WEB_CONTENTS_VISIBILITY_CHANGED: {