3D Compositing in <browser>, first draft.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 821ccd0eb36fe245bfcb663b7923573ad64fea6d..ba14114182385f5e4c714dc5ac1b7a849334cd3d 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -2221,6 +2221,7 @@ WebPlugin* RenderViewImpl::createPlugin(WebFrame* frame,
           this, frame, params, &plugin)) {
     return plugin;
   }
+
   // Check only that the browser plugin isn't disabled. The client layer
   // may have provided additional selective enabling of the plugin, and
   // so we can't assume that 'enabled' is the only state where it should
@@ -4875,6 +4876,7 @@ void RenderViewImpl::OnResize(const gfx::Size& new_size,
 void RenderViewImpl::WillInitiatePaint() {
   // Notify the pepper plugins that we're about to paint.
   pepper_delegate_.ViewWillInitiatePaint();
+  RenderThreadImpl::current()->browser_plugin_manager()->WillInitiatePaint();

[scshunt, 2012/07/06 16:39:03]

This is where the call is added.

 }
 
 void RenderViewImpl::DidInitiatePaint() {