Remove dependency on PrefChangeRegistrar and renderer_preferences_util from content.

chrome/browser/chrome_content_browser_client.cc

 // Copyright (c) 2011 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/chrome_content_browser_client.h"
 
 #include "base/command_line.h"
 #include "chrome/app/breakpad_mac.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/character_encoding.h"
@@ skipping 159 matching lines @@
   // extension URL.
   return extension->GetResourceURL(url.path());
 }
 
 bool ChromeContentBrowserClient::IsURLSameAsAnySiteInstance(const GURL& url) {
   return url.spec() == chrome::kAboutKillURL ||
          url.spec() == chrome::kAboutHangURL ||
          url.spec() == chrome::kAboutShorthangURL;
 }
 
-GURL ChromeContentBrowserClient::GetAlternateErrorPageURL(
-    const TabContents* tab) {
-  GURL url;
-  // Disable alternate error pages when in OffTheRecord/Incognito mode.
-  if (tab->profile()->IsOffTheRecord())
-    return url;
-
-  PrefService* prefs = tab->profile()->GetPrefs();
-  DCHECK(prefs);
-  if (prefs->GetBoolean(prefs::kAlternateErrorPagesEnabled)) {
-    url = google_util::AppendGoogleLocaleParam(
-        GURL(google_util::kLinkDoctorBaseURL));
-    url = google_util::AppendGoogleTLDParam(url);
-  }
-  return url;
-}
-
 std::string ChromeContentBrowserClient::GetCanonicalEncodingNameByAliasName(
     const std::string& alias_name) {
   return CharacterEncoding::GetCanonicalEncodingNameByAliasName(alias_name);
 }
 
 void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
     CommandLine* command_line, int child_process_id) {
 #if defined(USE_LINUX_BREAKPAD)
   if (IsCrashReporterEnabled()) {
     command_line->AppendSwitchASCII(switches::kEnableCrashReporter,
@@ skipping 148 matching lines @@
     return PpapiCrashHandlerHostLinux::GetInstance()->GetDeathSignalSocket();
 
   if (process_type == switches::kGpuProcess)
     return GpuCrashHandlerHostLinux::GetInstance()->GetDeathSignalSocket();
 
   return -1;
 }
 #endif
 
 }  // namespace chrome