Remove unused/invalid comments from ContentViewCore.

content/browser/android/content_view_core_impl.h

 // Copyright 2012 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.
 
 #ifndef CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 
 #include <vector>
 
 #include "base/android/jni_android.h"
@@ skipping 16 matching lines @@
 class WindowAndroid;
 }
 
 namespace content {
 
 class GinJavaBridgeDispatcherHost;
 class RenderFrameHost;
 class RenderWidgetHostViewAndroid;
 struct MenuItem;
 
-// TODO(jrg): this is a shell.  Upstream the rest.
 class ContentViewCoreImpl : public ContentViewCore,
                             public WebContentsObserver {
  public:
   static ContentViewCoreImpl* FromWebContents(WebContents* web_contents);
   ContentViewCoreImpl(JNIEnv* env,
                       jobject obj,
                       WebContents* web_contents,
                       ui::ViewAndroid* view_android,
                       ui::WindowAndroid* window_android,
                       jobject java_bridge_retained_object_set);
@@ skipping 301 matching lines @@
   scoped_refptr<GinJavaBridgeDispatcherHost> java_bridge_dispatcher_host_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentViewCoreImpl);
 };
 
 bool RegisterContentViewCore(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_