Move infobar handling to a tab helper.

chrome/browser/ui/cocoa/keystone_infobar.mm

 // 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/ui/cocoa/keystone_infobar.h"
 
 #import <AppKit/AppKit.h>
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/task.h"
 #include "chrome/browser/first_run/first_run.h"
+#include "chrome/browser/infobars/infobar_tab_helper.h"
 #import "chrome/browser/mac/keystone_glue.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/tab_contents/navigation_details.h"
@@ skipping 158 matching lines @@
   [self removeObserver];
 
   if (status != kAutoupdateRegisterFailed &&
       [[KeystoneGlue defaultKeystoneGlue] needsPromotion]) {
     Browser* browser = BrowserList::GetLastActive();
     if (browser) {
       TabContentsWrapper* wrapper = browser->GetSelectedTabContentsWrapper();
 
       // Only show if no other info bars are showing, because that's how the
       // default browser info bar works.
-      if (wrapper && wrapper->infobar_count() == 0) {
-        wrapper->AddInfoBar(new KeystonePromotionInfoBarDelegate(
-            wrapper->tab_contents()));
+      if (wrapper && wrapper->infobar_tab_helper()->infobar_count() == 0) {
+        wrapper->infobar_tab_helper()->AddInfoBar(
+            new KeystonePromotionInfoBarDelegate(wrapper->tab_contents()));
       }
     }
   }
 
   [self release];
 }
 
 - (void)removeObserver {
   [[NSNotificationCenter defaultCenter] removeObserver:self];
 }
 
 @end  // @implementation KeystonePromotionInfoBar
 
 // static
 void KeystoneInfoBar::PromotionInfoBar(Profile* profile) {
   KeystonePromotionInfoBar* promotionInfoBar =
       [[[KeystonePromotionInfoBar alloc] init] autorelease];
 
   [promotionInfoBar checkAndShowInfoBarForProfile:profile];
 }