Simplify the user agent code some more since after r255534 it's not affected by the site's URL.

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 "content/public/browser/url_data_source.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
-#include "content/public/common/content_client.h"
 #include "grit/browser_resources.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/google_chrome_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "v8/include/v8.h"
 #include "webkit/common/user_agent/user_agent_util.h"
 
 #if defined(ENABLE_THEMES)
 #include "chrome/browser/ui/webui/theme_source.h"
@@ skipping 57 matching lines @@
   html_source->AddString(
       "copyright",
       l10n_util::GetStringFUTF16(IDS_ABOUT_VERSION_COPYRIGHT,
                                  base::IntToString16(exploded_time.year)));
   html_source->AddString("cl", version_info.LastChange());
   html_source->AddLocalizedString("official",
       version_info.IsOfficialBuild() ? IDS_ABOUT_VERSION_OFFICIAL :
                                        IDS_ABOUT_VERSION_UNOFFICIAL);
   html_source->AddLocalizedString("user_agent_name",
                                   IDS_ABOUT_VERSION_USER_AGENT);
-  html_source->AddString("useragent", content::GetUserAgent(GURL()));
+  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(
       CommandLine::ForCurrentProcess()->GetCommandLineString()));
 #elif defined(OS_POSIX)
   std::string command_line;
   typedef std::vector<std::string> ArgvList;
   const ArgvList& argv = CommandLine::ForCurrentProcess()->argv();
@@ skipping 42 matching lines @@
   // Set up the chrome://theme/ source.
   ThemeSource* theme = new ThemeSource(profile);
   content::URLDataSource::Add(profile, theme);
 #endif
 
   content::WebUIDataSource::Add(profile, CreateVersionUIDataSource(profile));
 }
 
 VersionUI::~VersionUI() {
 }