Add utf_string_conversions to base namespace.

chrome/browser/ui/views/extensions/native_app_window_views.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/browser/ui/views/extensions/native_app_window_views.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 124 matching lines @@
        iter != accelerator_table.end(); ++iter) {
     focus_manager->RegisterAccelerator(
         iter->first, ui::AcceleratorManager::kNormalPriority, this);
   }
 
 #if defined(OS_WIN) && !defined(USE_AURA)
   std::string app_name = web_app::GenerateApplicationNameFromExtensionId(
       extension()->id());
   ui::win::SetAppIdForWindow(
       ShellIntegration::GetAppModelIdForProfile(
-          UTF8ToWide(app_name), shell_window_->profile()->GetPath()),
+          base::UTF8ToWide(app_name), shell_window_->profile()->GetPath()),
       GetWidget()->GetTopLevelWidget()->GetNativeWindow());
 #endif
 }
 
 void NativeAppWindowViews::InitializePanelWindow(
     const ShellWindow::CreateParams& create_params) {
   views::Widget::InitParams params(views::Widget::InitParams::TYPE_PANEL);
   params.delegate = this;
 
   preferred_size_ = gfx::Size(create_params.bounds.width(),
@@ skipping 429 matching lines @@
 }
 
 //------------------------------------------------------------------------------
 // NativeAppWindow::Create
 
 // static
 NativeAppWindow* NativeAppWindow::Create(
     ShellWindow* shell_window, const ShellWindow::CreateParams& params) {
   return new NativeAppWindowViews(shell_window, params);
 }