Cleanup: Remove unneeded scoped_ptr.h includes from content.

content/browser/renderer_host/java/java_bridge_dispatcher_host_manager.h

 // Copyright (c) 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_RENDERER_HOST_JAVA_JAVA_BRIDGE_DISPATCHER_HOST_MANAGER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_JAVA_JAVA_BRIDGE_DISPATCHER_HOST_MANAGER_H_
 #pragma once
 
 #include <map>
 
+#include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "content/public/browser/web_contents_observer.h"
 
 class JavaBridgeDispatcherHost;
 struct NPObject;
 
 namespace content {
 class RenderViewHost;
 }
 
 // This class handles injecting Java objects into all of the RenderViews
 // associated with a WebContents. It manages a set of JavaBridgeDispatcherHost
 // objects, one per RenderViewHost.
 class JavaBridgeDispatcherHostManager : public content::WebContentsObserver {
  public:
-  JavaBridgeDispatcherHostManager(content::WebContents* web_contents);
+  explicit JavaBridgeDispatcherHostManager(content::WebContents* web_contents);
   virtual ~JavaBridgeDispatcherHostManager();
 
   // These methods add or remove the object to each JavaBridgeDispatcherHost.
   // Each one holds a reference to the NPObject while the object is bound to
   // the corresponding RenderView. See JavaBridgeDispatcherHost for details.
   void AddNamedObject(const string16& name, NPObject* object);
   void RemoveNamedObject(const string16& name);
 
   // content::WebContentsObserver overrides
   virtual void RenderViewCreated(
       content::RenderViewHost* render_view_host) OVERRIDE;
   virtual void RenderViewDeleted(
       content::RenderViewHost* render_view_host) OVERRIDE;
   virtual void WebContentsDestroyed(
       content::WebContents* web_contents) OVERRIDE;
 
  private:
   typedef std::map<content::RenderViewHost*,
       scoped_refptr<JavaBridgeDispatcherHost> >
       InstanceMap;
   InstanceMap instances_;
   typedef std::map<string16, NPObject*> ObjectMap;
   ObjectMap objects_;
 
   DISALLOW_COPY_AND_ASSIGN(JavaBridgeDispatcherHostManager);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_JAVA_JAVA_BRIDGE_DISPATCHER_HOST_MANAGER_H_