Add utf_string_conversions to base namespace.

chrome/browser/platform_util_win.cc

 // Copyright (c) 2011 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/platform_util.h"
 
 #include <commdlg.h>
 #include <dwmapi.h>
 #include <shellapi.h>
 #include <shlobj.h>
@@ skipping 100 matching lines @@
       if (message)
         LocalFree(message);
     }
   }
 }
 
 // Old ShellExecute crashes the process when the command for a given scheme
 // is empty. This function tells if it is.
 bool ValidateShellCommandForScheme(const std::string& scheme) {
   base::win::RegKey key;
-  std::wstring registry_path = ASCIIToWide(scheme) +
+  std::wstring registry_path = base::ASCIIToWide(scheme) +
                                L"\\shell\\open\\command";
   key.Open(HKEY_CLASSES_ROOT, registry_path.c_str(), KEY_READ);
   if (!key.Valid())
     return false;
   DWORD size = 0;
   key.ReadValue(NULL, NULL, &size, NULL);
   if (size <= 2)
     return false;
   return true;
 }
@@ skipping 65 matching lines @@
   ::SetForegroundWindow(window);
 }
 
 bool IsVisible(gfx::NativeView view) {
   // MSVC complains if we don't include != 0.
   return ::IsWindowVisible(view) != 0;
 }
 #endif
 
 }  // namespace platform_util