Cleanup: Remove chrome namespace for storage monitor and media galleries.

chrome/browser/media_galleries/linux/mtp_device_object_enumerator.cc

 // 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.
 
 #include "chrome/browser/media_galleries/linux/mtp_device_object_enumerator.h"
 
 #include "base/logging.h"
 
-namespace chrome {
-
 MTPDeviceObjectEnumerator::MTPDeviceObjectEnumerator(
     const std::vector<MtpFileEntry>& entries)
     : file_entries_(entries),
       index_(0U),
       is_index_ready_(false) {
 }
 
 MTPDeviceObjectEnumerator::~MTPDeviceObjectEnumerator() {
 }
 
@@ skipping 35 matching lines @@
   return true;
 }
 
 bool MTPDeviceObjectEnumerator::HasMoreEntries() const {
   return index_ < file_entries_.size();
 }
 
 bool MTPDeviceObjectEnumerator::IsIndexReadyAndInRange() const {
   return is_index_ready_ && HasMoreEntries();
 }
-
-}  // namespace chrome