Rewrite std::string("") to std::string(), Linux edition.

chrome/common/extensions/permissions/bluetooth_device_permission_data.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/common/extensions/permissions/bluetooth_device_permission_data.h"
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "chrome/common/extensions/permissions/bluetooth_device_permission.h"
 
 namespace {
 
 const char* kDeviceAddressKey = "deviceAddress";
 
 }  // namespace
 
 namespace extensions {
 
-BluetoothDevicePermissionData::BluetoothDevicePermissionData()
-  : device_address_("") {
-}
+BluetoothDevicePermissionData::BluetoothDevicePermissionData() {}
 
 BluetoothDevicePermissionData::BluetoothDevicePermissionData(
     const std::string& device_address) : device_address_(device_address) {
 }
 
 bool BluetoothDevicePermissionData::Check(
     const APIPermission::CheckParam* param) const {
   if (!param)
     return false;
   const BluetoothDevicePermission::CheckParam& specific_param =
@@ skipping 27 matching lines @@
     const BluetoothDevicePermissionData& rhs) const {
   return device_address_ < rhs.device_address_;
 }
 
 bool BluetoothDevicePermissionData::operator==(
     const BluetoothDevicePermissionData& rhs) const {
   return device_address_ == rhs.device_address_;
 }
 
 }  // namespace extensions