Eliminate InfoBarTabHelper. Make InfoBarService a concrete class.

chrome/browser/pepper_broker_infobar_delegate.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/pepper_broker_infobar_delegate.h"
 
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/infobars/infobar_service.h"
@@ skipping 140 matching lines @@
   return l10n_util::GetStringUTF16(IDS_LEARN_MORE);
 }
 
 bool PepperBrokerInfoBarDelegate::LinkClicked(
     WindowOpenDisposition disposition) {
   OpenURLParams params(
       GURL(kPpapiBrokerLearnMoreUrl), Referrer(),
       (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
       content::PAGE_TRANSITION_LINK,
       false);
-  owner()->GetWebContents()->OpenURL(params);
+  owner()->web_contents()->OpenURL(params);
   return false;
 }
 
 gfx::Image* PepperBrokerInfoBarDelegate::GetIcon() const {
   return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(
       IDR_INFOBAR_PLUGIN_INSTALL);
 }
 
 PepperBrokerInfoBarDelegate::PepperBrokerInfoBarDelegate(
     InfoBarService* infobar_service,
@@ skipping 23 matching lines @@
       content::UserMetricsAction("PPAPI.BrokerInfobarClickedDeny"));
   callback_.Run(result);
   callback_ = base::Callback<void(bool)>();
   content_settings_->SetContentSetting(
       ContentSettingsPattern::FromURLNoWildcard(url_),
       ContentSettingsPattern::Wildcard(),
       CONTENT_SETTINGS_TYPE_PPAPI_BROKER,
       std::string(), result ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK);
   tab_content_settings_->SetPepperBrokerAllowed(result);
 }