NOT FOR LANDING: Thread the needle through all webmodules.

content/renderer/render_frame_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1243 matching lines @@
     // DevToolsAgent is a RenderFrameObserver, and will destruct itself
     // when |this| is deleted.
     devtools_agent_ = new DevToolsAgent(this);
   }
 
   RegisterMojoInterfaces();
 
   // We delay calling this until we have the WebFrame so that any observer or
   // embedder can call GetWebFrame on any RenderFrame.
   GetContentClient()->renderer()->RenderFrameCreated(this);
+  frame_->startAgents();
 
 #if defined(OS_ANDROID)
   new AppWebMessagePortClient(this);
 #endif
 
   RenderThreadImpl* render_thread = RenderThreadImpl::current();
   // render_thread may be NULL in tests.
   InputHandlerManager* input_handler_manager =
       render_thread ? render_thread->input_handler_manager() : nullptr;
   if (input_handler_manager) {
@@ skipping 5418 matching lines @@
   // event target. Potentially a Pepper plugin will receive the event.
   // In order to tell whether a plugin gets the last mouse event and which it
   // is, we set |pepper_last_mouse_event_target_| to null here. If a plugin gets
   // the event, it will notify us via DidReceiveMouseEvent() and set itself as
   // |pepper_last_mouse_event_target_|.
   pepper_last_mouse_event_target_ = nullptr;
 #endif
 }
 
 }  // namespace content