Delay request loading until all user scripts that request depends on are ready.

chrome/browser/renderer_host/resource_dispatcher_host.h

Index: chrome/browser/renderer_host/resource_dispatcher_host.h
diff --git a/chrome/browser/renderer_host/resource_dispatcher_host.h b/chrome/browser/renderer_host/resource_dispatcher_host.h
index f7dc92e2a4dff0be2088b40b12ccdd3a23a823a8..5fff4b97743e7aafbbf81320d8ed8c5911e00da4 100644
--- a/chrome/browser/renderer_host/resource_dispatcher_host.h
+++ b/chrome/browser/renderer_host/resource_dispatcher_host.h
@@ -37,6 +37,7 @@ class PluginService;
 class SafeBrowsingService;
 class SaveFileManager;
 class SSLClientAuthHandler;
+class UserScriptListener;
 class URLRequestContext;
 class WebKitThread;
 struct ViewHostMsg_Resource_Request;
@@ -537,6 +538,8 @@ class ResourceDispatcherHost : public URLRequest::Delegate {
   // We own the save file manager.
   scoped_refptr<SaveFileManager> save_file_manager_;
 
+  scoped_refptr<UserScriptListener> user_script_listener_;
+
   scoped_refptr<SafeBrowsingService> safe_browsing_;
 
   // We own the WebKit thread and see to its destruction.