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

chrome/browser/profile_resetter/resettable_settings_snapshot.cc

 // Copyright (c) 2013 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/profile_resetter/resettable_settings_snapshot.h"
 
 #include "base/json/json_writer.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/synchronization/cancellation_flag.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/feedback/feedback_data.h"
 #include "chrome/browser/feedback/feedback_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
+#include "chrome/common/chrome_content_client.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "grit/generated_resources.h"
 #include "grit/google_chrome_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace {
 
 // Feedback bucket labels.
@@ skipping 212 matching lines @@
     Profile* profile,
     const ResettableSettingsSnapshot& snapshot) {
   DCHECK(profile);
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
   scoped_ptr<base::ListValue> list(new base::ListValue);
   AddPair(list.get(),
           l10n_util::GetStringUTF16(IDS_RESET_PROFILE_SETTINGS_LOCALE),
           g_browser_process->GetApplicationLocale());
   AddPair(list.get(),
           l10n_util::GetStringUTF16(IDS_RESET_PROFILE_SETTINGS_USER_AGENT),
-          content::GetUserAgent(GURL()));
+          GetUserAgent());
   chrome::VersionInfo version_info;
   std::string version = version_info.Version();
   version += chrome::VersionInfo::GetVersionStringModifier();
   AddPair(list.get(),
           l10n_util::GetStringUTF16(IDS_PRODUCT_NAME),
           version);
 
   // Add snapshot data.
   const std::vector<GURL>& urls = snapshot.startup_urls();
   std::string startup_urls;
@@ skipping 82 matching lines @@
       extension_names += '\n';
     extension_names += i->second;
   }
   if (!extension_names.empty()) {
     AddPair(list.get(),
             l10n_util::GetStringUTF16(IDS_RESET_PROFILE_SETTINGS_EXTENSIONS),
             extension_names);
   }
   return list.Pass();
 }