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

device/bluetooth/bluetooth_device_win_unittest.cc

 // Copyright (c) 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 "base/basictypes.h"
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
-#include "base/string_number_conversions.h"
+#include "base/strings/string_number_conversions.h"
 #include "device/bluetooth/bluetooth_device_win.h"
 #include "device/bluetooth/bluetooth_service_record.h"
 #include "device/bluetooth/bluetooth_task_manager_win.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 const char kDeviceName[] = "Device";
 const char kDeviceAddress[] = "device address";
 
@@ skipping 97 matching lines @@
   EXPECT_TRUE(provides_service_with_name_);
 
   device_->ProvidesServiceWithName(
       "name that does not exist",
       base::Bind(&BluetoothDeviceWinTest::SetProvidesServiceWithName,
                  base::Unretained(this)));
   EXPECT_FALSE(provides_service_with_name_);
 }
 
 }  // namespace device