Revert 69490 - base/version: remove wstring version...

chrome/browser/extensions/external_registry_extension_provider_win.cc

 // Copyright (c) 2010 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/extensions/external_registry_extension_provider_win.h"
 
 #include "base/file_path.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/version.h"
@@ skipping 40 matching lines @@
     key_path.append(iterator.Name());
     if (key.Open(kRegRoot, key_path.c_str(), KEY_READ)) {
       std::wstring extension_path;
       if (key.ReadValue(kRegistryExtensionPath, &extension_path)) {
         std::wstring extension_version;
         if (key.ReadValue(kRegistryExtensionVersion, &extension_version)) {
           std::string id = WideToASCII(iterator.Name());
           StringToLowerASCII(&id);
 
           scoped_ptr<Version> version;
-          version.reset(Version::GetVersionFromString(
-                            WideToASCII(extension_version)));
+          version.reset(Version::GetVersionFromString(extension_version));
           if (!version.get()) {
             LOG(ERROR) << "Invalid version value " << extension_version
                        << " for key " << key_path;
             ++iterator;
             continue;
           }
 
           FilePath path = FilePath::FromWStringHack(extension_path);
           visitor->OnExternalExtensionFileFound(id, version.get(), path,
                                                 Extension::EXTERNAL_REGISTRY);
@@ skipping 24 matching lines @@
     Extension::Location* location,
     scoped_ptr<Version>* version) const  {
   base::win::RegKey key;
   if (!OpenKeyById(id, &key))
     return false;
 
   std::wstring extension_version;
   if (!key.ReadValue(kRegistryExtensionVersion, &extension_version))
     return false;
 
-  if (version) {
-    version->reset(Version::GetVersionFromString(
-                       WideToASCII(extension_version)));
-  }
+  if (version)
+    version->reset(Version::GetVersionFromString(extension_version));
 
   if (location)
     *location = Extension::EXTERNAL_REGISTRY;
   return true;
 }