Introduce //components/user_prefs, use to eliminate c/b/prefs dependency in Autofill.

chrome/browser/ui/bookmarks/bookmark_utils.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/bookmarks/bookmark_utils.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/bookmarks/bookmark_utils.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_navigator.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/simple_message_box.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/pref_names.h"
+#include "components/user_prefs/user_prefs.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "net/base/net_util.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace chrome {
 
 int num_bookmark_urls_before_prompting = 15;
 
@@ skipping 202 matching lines @@
 }
 
 void GetURLAndTitleToBookmark(content::WebContents* web_contents,
                               GURL* url,
                               string16* title) {
   *url = web_contents->GetURL();
   *title = web_contents->GetTitle();
 }
 
 void ToggleBookmarkBarWhenVisible(content::BrowserContext* browser_context) {
-  PrefService* prefs = PrefServiceFromBrowserContext(browser_context);
+  PrefService* prefs =
+      components::UserPrefs::GetInstance()->Lookup(browser_context);
   const bool always_show = !prefs->GetBoolean(prefs::kShowBookmarkBar);
 
   // The user changed when the bookmark bar is shown, update the preferences.
   prefs->SetBoolean(prefs::kShowBookmarkBar, always_show);
 }
 
 string16 FormatBookmarkURLForDisplay(const GURL& url,
                                      const PrefService* prefs) {
   std::string languages;
   if (prefs)
     languages = prefs->GetString(prefs::kAcceptLanguages);
 
   // Because this gets re-parsed by FixupURL(), it's safe to omit the scheme
   // and trailing slash, and unescape most characters.  However, it's
   // important not to drop any username/password, or unescape anything that
   // changes the URL's meaning.
   return net::FormatUrl(
       url, languages,
       net::kFormatUrlOmitAll & ~net::kFormatUrlOmitUsernamePassword,
       net::UnescapeRule::SPACES, NULL, NULL, NULL);
 }
 
 }  // namespace chrome