Add a WebKit API that registers a V8 extension to be loaded into content

webkit/glue/webframe_impl.h

Index: webkit/glue/webframe_impl.h
diff --git a/webkit/glue/webframe_impl.h b/webkit/glue/webframe_impl.h
index de6ba9bbbc64785778449d6ee7561129f9b343e2..d7f0c1d7353050a475e8040c1d6d940d310abc78 100644
--- a/webkit/glue/webframe_impl.h
+++ b/webkit/glue/webframe_impl.h
@@ -104,9 +104,11 @@ class WebFrameImpl : public WebFrame, public base::RefCounted<WebFrameImpl> {
   virtual void DispatchWillSendRequest(WebKit::WebURLRequest* request);
   virtual void ExecuteScript(const WebKit::WebScriptSource& source);
   virtual void ExecuteScriptInNewContext(
-      const WebKit::WebScriptSource* sources, int num_sources);
+      const WebKit::WebScriptSource* sources, int num_sources,
+      int extension_group);
   virtual void ExecuteScriptInNewWorld(
-      const WebKit::WebScriptSource* sources, int num_sources);
+      const WebKit::WebScriptSource* sources, int num_sources,
+      int extension_group);
   virtual bool InsertCSSStyles(const std::string& css);
   virtual WebKit::WebHistoryItem GetPreviousHistoryItem() const;
   virtual WebKit::WebHistoryItem GetCurrentHistoryItem() const;