Move Extension into extensions namespace

chrome/browser/automation/automation_provider_json.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.
 
 // Support utilities for the JSON automation interface used by PyAuto.
 
 #ifndef CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_JSON_H_
 #define CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_JSON_H_
 #pragma once
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "chrome/common/automation_constants.h"
 
 class AutomationId;
 class AutomationProvider;
 class Browser;
-class Extension;
 class Profile;
 
 namespace base {
 class DictionaryValue;
 class Value;
 }
 
 namespace content {
 class RenderViewHost;
 class WebContents;
 }
 
+namespace extensions {
+class Extension;
+}
+
 namespace IPC {
 class Message;
 }
 
 // Helper to ensure we always send a reply message for JSON automation requests.
 class AutomationJSONReply {
  public:
   // Creates a new reply object for the IPC message |reply_message| for
   // |provider|. The caller is expected to call SendSuccess() or SendError()
   // before destroying this object.
@@ skipping 65 matching lines @@
     std::string* error) WARN_UNUSED_RESULT;
 
 // Gets the extension specified by the given dictionary |args|. |args|
 // should contain the given key which refers to an extension ID. Returns
 // true on success and sets |extension|. Otherwise, |error| will be set.
 // The retrieved extension may be disabled or crashed.
 bool GetExtensionFromJSONArgs(
     base::DictionaryValue* args,
     const std::string& key,
     Profile* profile,
-    const Extension** extension,
+    const extensions::Extension** extension,
     std::string* error) WARN_UNUSED_RESULT;
 
 // Gets the enabled extension specified by the given dictionary |args|. |args|
 // should contain the given key which refers to an extension ID. Returns
 // true on success and sets |extension|. Otherwise, |error| will be set.
 // The retrieved extension will not be disabled or crashed.
 bool GetEnabledExtensionFromJSONArgs(
     base::DictionaryValue* args,
     const std::string& key,
     Profile* profile,
-    const Extension** extension,
+    const extensions::Extension** extension,
     std::string* error) WARN_UNUSED_RESULT;
 
 #endif  // CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_JSON_H_