Rename GDataFileSystem* to DriveFileSystem*

chrome/browser/chromeos/gdata/gdata_wapi_service.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 CHROME_BROWSER_CHROMEOS_GDATA_GDATA_WAPI_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_GDATA_GDATA_WAPI_SERVICE_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 10 matching lines @@
 
 class OperationRunner;
 
 // This class provides documents feed service calls for WAPI (codename for
 // DocumentsList API).
 // Details of API call are abstracted in each operation class and this class
 // works as a thin wrapper for the API.
 class GDataWapiService : public DriveServiceInterface {
  public:
   // Instance is usually created by GDataSystemServiceFactory and owned by
-  // GDataFileSystem.
+  // DriveFileSystem.
   GDataWapiService();
   virtual ~GDataWapiService();
 
   AuthService* auth_service_for_testing();
 
   // DriveServiceInterface Overrides
   virtual void Initialize(Profile* profile) OVERRIDE;
   virtual OperationRegistry* operation_registry() const OVERRIDE;
   virtual void CancelAll() OVERRIDE;
   virtual void Authenticate(const AuthStatusCallback& callback) OVERRIDE;
@@ skipping 53 matching lines @@
   Profile* profile_;
 
   scoped_ptr<OperationRunner> runner_;
 
   DISALLOW_COPY_AND_ASSIGN(GDataWapiService);
 };
 
 }  // namespace gdata
 
 #endif  // CHROME_BROWSER_CHROMEOS_GDATA_GDATA_WAPI_SERVICE_H_