[DevTools] Remove unused messages (Chromium side)

chrome/browser/devtools/devtools_targets_ui.h

 // 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.
 
 #ifndef CHROME_BROWSER_DEVTOOLS_DEVTOOLS_TARGETS_UI_H_
 #define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_TARGETS_UI_H_
 
 #include <map>
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/devtools/device/devtools_android_bridge.h"
 
 namespace base {
 class ListValue;
 class DictionaryValue;
 }
 
 class DevToolsTargetImpl;
 class Profile;
 
 class DevToolsTargetsUIHandler {
  public:
   typedef base::Callback<void(const std::string&,
                               const base::ListValue&)> Callback;
-  typedef base::Callback<void(DevToolsTargetImpl*)> TargetCallback;
 
   DevToolsTargetsUIHandler(const std::string& source_id,
                            const Callback& callback);
   virtual ~DevToolsTargetsUIHandler();
 
   std::string source_id() const { return source_id_; }
 
   static scoped_ptr<DevToolsTargetsUIHandler> CreateForLocal(
       const Callback& callback);
 
   static scoped_ptr<DevToolsTargetsUIHandler> CreateForAdb(
       const Callback& callback, Profile* profile);
 
   DevToolsTargetImpl* GetTarget(const std::string& target_id);
 
-  virtual void Open(const std::string& browser_id, const std::string& url,
-                    const TargetCallback& callback);
+  virtual void Open(const std::string& browser_id, const std::string& url);
 
   virtual scoped_refptr<content::DevToolsAgentHost> GetBrowserAgentHost(
       const std::string& browser_id);
 
   virtual void ForceUpdate();
 
  protected:
   base::DictionaryValue* Serialize(const DevToolsTargetImpl& target);
   void SendSerializedTargets(const base::ListValue& list);
 
@@ skipping 16 matching lines @@
   ~PortForwardingStatusSerializer() override;
 
   void PortStatusChanged(const ForwardingStatus& status) override;
 
  private:
   Callback callback_;
   Profile* profile_;
 };
 
 #endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_TARGETS_UI_H_