drive: Rename 'gdata' namespace to 'drive' in chrome/browser/chromeos/drive

chrome/browser/chromeos/drive/drive_cache_metadata.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_DRIVE_DRIVE_CACHE_METADATA_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_CACHE_METADATA_H_
 
 #include <map>
 #include <vector>
 #include <string>
 
 #include "base/file_path.h"
 #include "chrome/browser/chromeos/drive/drive_cache.h"
 
-namespace gdata {
+namespace drive {
 
 // DriveCacheMetadata is interface to maintain metadata of DriveCache's cached
 // files. This class only manages metadata. File operations are done by
 // DriveCache.
 // All member access including ctor and dtor must be made on the blocking pool.
 class DriveCacheMetadata {
  public:
   // Callback for Iterate().
   typedef base::Callback<void(const std::string& resource_id,
                               const DriveCacheEntry& cache_entry)>
@@ skipping 52 matching lines @@
   // Checks whether the current thread is on the right sequenced worker pool
   // with the right sequence ID. If not, DCHECK will fail.
   void AssertOnSequencedWorkerPool();
 
  private:
   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(DriveCacheMetadata);
 };
 
-}  // namespace gdata
+}  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_CACHE_METADATA_H_