linux: only create browser-side plugin container after plugin requests it

webkit/glue/webview_delegate.h

Index: webkit/glue/webview_delegate.h
diff --git a/webkit/glue/webview_delegate.h b/webkit/glue/webview_delegate.h
index 7fe792f5b26fef30c00afee5bb8806c65e34b919..6106d1da22fb00075365f76737e1a8fb09f06ca9 100644
--- a/webkit/glue/webview_delegate.h
+++ b/webkit/glue/webview_delegate.h
@@ -133,6 +133,10 @@ class WebViewDelegate : virtual public WebWidgetDelegate {
     return NULL;
   }
 
+  // Called when a windowed plugin is initializing, to request a container
+  // for the plugin.  Only used on Linux.
+  virtual gfx::PluginWindowHandle CreatePluginContainer() { return 0; }
+
   // Called when a windowed plugin is closing.
   // Lets the view delegate shut down anything it is using to wrap the plugin.
   virtual void WillDestroyPluginWindow(gfx::PluginWindowHandle handle) { }