Remove extension group from DOMWrapperWorld.

components/dom_distiller/content/renderer/distiller_js_render_frame_observer.cc

 // Copyright 2015 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 "components/dom_distiller/content/renderer/distiller_js_render_frame_observer.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
@@ skipping 24 matching lines @@
   // If no message about the distilled page was received at this point, there
   // will not be one; remove the mojom::DistillerPageNotifierService from the
   // registry.
   render_frame()
       ->GetInterfaceRegistry()
       ->RemoveInterface<mojom::DistillerPageNotifierService>();
 }
 
 void DistillerJsRenderFrameObserver::DidCreateScriptContext(
     v8::Local<v8::Context> context,
-    int extension_group,
     int world_id) {
   if (world_id != distiller_isolated_world_id_ || !is_distiller_page_) {
     return;
   }
 
   native_javascript_handle_.reset(
       new DistillerNativeJavaScript(render_frame()));
   native_javascript_handle_->AddJavaScriptObjectToFrame(context);
 }
 
@@ skipping 12 matching lines @@
 
 void DistillerJsRenderFrameObserver::SetIsDistillerPage() {
   is_distiller_page_ = true;
 }
 
 void DistillerJsRenderFrameObserver::OnDestruct() {
   delete this;
 }
 
 }  // namespace dom_distiller