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

chrome/browser/media_galleries/linux/snapshot_file_details.cc

 // 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.
 
 #include "chrome/browser/media_galleries/linux/snapshot_file_details.h"
 
 #include "base/safe_numerics.h"
 
-namespace chrome {
-
 ////////////////////////////////////////////////////////////////////////////////
 //                             SnapshotRequestInfo                            //
 ////////////////////////////////////////////////////////////////////////////////
 
 SnapshotRequestInfo::SnapshotRequestInfo(
     const std::string& device_file_path,
     const base::FilePath& snapshot_file_path,
     const MTPDeviceAsyncDelegate::CreateSnapshotFileSuccessCallback&
         success_callback,
     const MTPDeviceAsyncDelegate::ErrorCallback& error_callback)
@@ skipping 40 matching lines @@
   return !error_occurred_ && (bytes_written_ == file_info_.size);
 }
 
 uint32 SnapshotFileDetails::BytesToRead() const {
   // Read data in 1MB chunks.
   static const uint32 kReadChunkSize = 1024 * 1024;
   return std::min(
       kReadChunkSize,
       base::checked_numeric_cast<uint32>(file_info_.size) - bytes_written_);
 }
-
-}  // namespace chrome