Use a direct include of strings headers in chrome/browser/r*-s*/.

chrome/browser/storage_monitor/image_capture_device.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_STORAGE_MONITOR_IMAGE_CAPTURE_DEVICE_H_
 #define CHROME_BROWSER_STORAGE_MONITOR_IMAGE_CAPTURE_DEVICE_H_
 
 #import <Foundation/Foundation.h>
 #import <ImageCaptureCore/ImageCaptureCore.h>
 
 #include "base/files/file_path.h"
 #include "base/mac/cocoa_protocols.h"
 #include "base/mac/foundation_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_nsobject.h"
 #include "base/memory/weak_ptr.h"
 #include "base/platform_file.h"
-#include "base/string_util.h"
+#include "base/strings/string_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/synchronization/lock.h"
 
 // Clients use this listener interface to get notifications about
 // events happening as a particular ImageCapture device is interacted with.
 // Clients drive the interaction through the ImageCaptureDeviceManager
 // and the ImageCaptureDevice classes, and get notifications of
 // events through this interface.
 class ImageCaptureDeviceListener {
  public:
@@ skipping 41 matching lines @@
 
 // Download the given file |name| to the provided |local_path|. Completion
 // notice will be sent to the listener's DownloadedFile method. The name
 // should be of the same form as those sent to the listener's ItemAdded method.
 - (void)downloadFile:(const std::string&)name
            localPath:(const base::FilePath&)localPath;
 
 @end
 
 #endif  // CHROME_BROWSER_STORAGE_MONITOR_IMAGE_CAPTURE_DEVICE_H_