Cleanup: Don't bother doing no-op wide/utf16 conversions on Windows.

chrome/browser/ui/webui/version_ui.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/webui/version_ui.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
-#include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/version_handler.h"
 #include "chrome/common/chrome_content_client.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/google_chrome_strings.h"
 #include "content/public/browser/url_data_source.h"
 #include "content/public/browser/web_ui.h"
@@ skipping 70 matching lines @@
 #endif
   html_source->AddLocalizedString("user_agent_name",
                                   IDS_ABOUT_VERSION_USER_AGENT);
   html_source->AddString("useragent", GetUserAgent());
   html_source->AddLocalizedString("command_line_name",
                                   IDS_ABOUT_VERSION_COMMAND_LINE);
 
 #if defined(OS_WIN)
   html_source->AddString(
       "command_line",
-      base::WideToUTF16(
-          base::CommandLine::ForCurrentProcess()->GetCommandLineString()));
+      base::CommandLine::ForCurrentProcess()->GetCommandLineString());
 #elif defined(OS_POSIX)
   std::string command_line;
   typedef std::vector<std::string> ArgvList;
   const ArgvList& argv = base::CommandLine::ForCurrentProcess()->argv();
   for (ArgvList::const_iterator iter = argv.begin(); iter != argv.end(); iter++)
     command_line += " " + *iter;
   // TODO(viettrungluu): |command_line| could really have any encoding, whereas
   // below we assumes it's UTF-8.
   html_source->AddString("command_line", command_line);
 #endif
@@ skipping 35 matching lines @@
   // Set up the chrome://theme/ source.
   ThemeSource* theme = new ThemeSource(profile);
   content::URLDataSource::Add(profile, theme);
 #endif
 
   WebUIDataSource::Add(profile, CreateVersionUIDataSource());
 }
 
 VersionUI::~VersionUI() {
 }