Add facility to fix about: and file: links from chrome:// pages.

chrome/browser/dom_ui/options/content_settings_handler.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/dom_ui/options/content_settings_handler.h"
 
 #include "app/l10n_util.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/utf_string_conversions.h"
@@ skipping 579 matching lines @@
                   &ContentSettingsHandler::SetAllowThirdPartyCookies));
   dom_ui_->RegisterMessageCallback("removeException",
       NewCallback(this,
                   &ContentSettingsHandler::RemoveException));
   dom_ui_->RegisterMessageCallback("setException",
       NewCallback(this,
                   &ContentSettingsHandler::SetException));
   dom_ui_->RegisterMessageCallback("checkExceptionPatternValidity",
       NewCallback(this,
                   &ContentSettingsHandler::CheckExceptionPatternValidity));
-  dom_ui_->RegisterMessageCallback(
-      "openPluginsTab",
-      NewCallback(this, &ContentSettingsHandler::OpenPluginsTab));
 }
 
 void ContentSettingsHandler::SetContentFilter(const ListValue* args) {
   DCHECK_EQ(2U, args->GetSize());
   std::string group, setting;
   if (!(args->GetString(0, &group) &&
         args->GetString(1, &setting))) {
     NOTREACHED();
     return;
   }
@@ skipping 125 matching lines @@
   scoped_ptr<Value> pattern_value(Value::CreateStringValue(pattern_string));
   scoped_ptr<Value> valid_value(Value::CreateBooleanValue(pattern.IsValid()));
 
   dom_ui_->CallJavascriptFunction(
       L"ContentSettings.patternValidityCheckComplete", *type,
                                                        *mode_value.get(),
                                                        *pattern_value.get(),
                                                        *valid_value.get());
 }
 
-void ContentSettingsHandler::OpenPluginsTab(const ListValue* args) {
-  BrowserList::GetLastActive()->OpenPluginsTabAndActivate();
-}
-
 // static
 std::string ContentSettingsHandler::ContentSettingsTypeToGroupName(
     ContentSettingsType type) {
   switch (type) {
     case CONTENT_SETTINGS_TYPE_COOKIES:
       return "cookies";
     case CONTENT_SETTINGS_TYPE_IMAGES:
       return "images";
     case CONTENT_SETTINGS_TYPE_JAVASCRIPT:
       return "javascript";
@@ skipping 16 matching lines @@
   return dom_ui_->GetProfile()->GetHostContentSettingsMap();
 }
 
 HostContentSettingsMap*
     ContentSettingsHandler::GetOTRContentSettingsMap() {
   Profile* profile = dom_ui_->GetProfile();
   if (profile->HasOffTheRecordProfile())
     return profile->GetOffTheRecordProfile()->GetHostContentSettingsMap();
   return NULL;
 }