Use a direct include of strings headers in crypto/, dbus/, device/.

device/bluetooth/bluetooth_socket_mac.mm

 // 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 "device/bluetooth/bluetooth_socket_mac.h"
 
 #import <IOBluetooth/objc/IOBluetoothDevice.h>
 #import <IOBluetooth/objc/IOBluetoothRFCOMMChannel.h>
 #import <IOBluetooth/objc/IOBluetoothSDPServiceRecord.h>
 
 #include <limits>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
-#include "base/stringprintf.h"
+#include "base/strings/stringprintf.h"
 #include "base/strings/sys_string_conversions.h"
 #include "device/bluetooth/bluetooth_service_record.h"
 #include "device/bluetooth/bluetooth_service_record_mac.h"
 #include "net/base/io_buffer.h"
 
 // Replicate specific 10.7 SDK declarations for building with prior SDKs.
 #if !defined(MAC_OS_X_VERSION_10_7) || \
     MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
 
 @interface IOBluetoothDevice (LionSDKDeclarations)
@@ skipping 146 matching lines @@
   incoming_data_buffer_->set_offset(
       incoming_data_buffer_->offset() + data_size);
 }
 
 void BluetoothSocketMac::ResetIncomingDataBuffer() {
   incoming_data_buffer_ = new net::GrowableIOBuffer();
   incoming_data_buffer_->SetCapacity(1024);
 }
 
 }  // namespace device