Convert URLLoader to the new proxy design

webkit/plugins/ppapi/plugin_delegate.h

Index: webkit/plugins/ppapi/plugin_delegate.h
diff --git a/webkit/plugins/ppapi/plugin_delegate.h b/webkit/plugins/ppapi/plugin_delegate.h
index 695b0f7ee4998e470a35dc59ed228e21f44f53ba..f96e3bd7644c83bc784760b795b1443a0b88217b 100644
--- a/webkit/plugins/ppapi/plugin_delegate.h
+++ b/webkit/plugins/ppapi/plugin_delegate.h
@@ -77,6 +77,9 @@ class WebGamepads;
 class WebPlugin;
 struct WebCompositionUnderline;
 struct WebCursorInfo;
+struct WebURLError;
+class WebURLLoaderClient;
+class WebURLResponse;
 }
 
 namespace webkit_glue {
@@ -671,6 +674,14 @@ class PluginDelegate {
   virtual PP_FlashLSORestrictions GetLocalDataRestrictions(
       const GURL& document_url,
       const GURL& plugin_url) = 0;
+
+  // Notifies the plugin of the document load. This should initiate the call to
+  // PPP_Instance.HandleDocumentLoad.
+  //
+  // The loader object should set itself on the PluginInstance as the
+  // document loader using set_document_loader.
+  virtual void HandleDocumentLoad(PluginInstance* instance,
+                                  const WebKit::WebURLResponse& response) = 0;
 };
 
 }  // namespace ppapi