Introduce InfoBarTabService API.

chrome/browser/ui/cocoa/keystone_infobar_delegate.mm

 // 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/cocoa/keystone_infobar_delegate.h"
 
 #import <AppKit/AppKit.h>
 
 #include <string>
 
@@ skipping 21 matching lines @@
 #include "ui/base/resource/resource_bundle.h"
 
 class SkBitmap;
 
 namespace {
 
 // KeystonePromotionInfoBarDelegate -------------------------------------------
 
 class KeystonePromotionInfoBarDelegate : public ConfirmInfoBarDelegate {
  public:
-  KeystonePromotionInfoBarDelegate(InfoBarTabHelper* infobar_helper,
+  KeystonePromotionInfoBarDelegate(InfoBarTabService* infobar_service,
                                    PrefService* prefs);
 
  private:
   virtual ~KeystonePromotionInfoBarDelegate();
 
   // Sets this info bar to be able to expire.  Called a predetermined amount
   // of time after this object is created.
   void SetCanExpire() { can_expire_ = true; }
 
   // ConfirmInfoBarDelegate
@@ skipping 11 matching lines @@
   // Whether the info bar should be dismissed on the next navigation.
   bool can_expire_;
 
   // Used to delay the expiration of the info bar.
   base::WeakPtrFactory<KeystonePromotionInfoBarDelegate> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(KeystonePromotionInfoBarDelegate);
 };
 
 KeystonePromotionInfoBarDelegate::KeystonePromotionInfoBarDelegate(
-    InfoBarTabHelper* infobar_helper,
+    InfoBarTabService* infobar_service,
     PrefService* prefs)
-    : ConfirmInfoBarDelegate(infobar_helper),
+    : ConfirmInfoBarDelegate(infobar_service),
       prefs_(prefs),
       can_expire_(false),
       ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {
   const base::TimeDelta kCanExpireOnNavigationAfterDelay =
       base::TimeDelta::FromSeconds(8);
   MessageLoop::current()->PostDelayedTask(FROM_HERE,
       base::Bind(&KeystonePromotionInfoBarDelegate::SetCanExpire,
                  weak_ptr_factory_.GetWeakPtr()),
       kCanExpireOnNavigationAfterDelay);
 }
@@ skipping 104 matching lines @@
   if (status != kAutoupdateRegisterFailed &&
       [[KeystoneGlue defaultKeystoneGlue] needsPromotion]) {
     Browser* browser = browser::GetLastActiveBrowser();
     if (browser) {
       TabContents* tabContents = chrome::GetActiveTabContents(browser);
 
       // Only show if no other info bars are showing, because that's how the
       // default browser info bar works.
       if (tabContents) {
         InfoBarTabHelper* infobar_helper = tabContents->infobar_tab_helper();
-        if (infobar_helper->infobar_count() == 0) {
+        if (infobar_helper->GetInfoBarCount() == 0) {
           infobar_helper->AddInfoBar(
               new KeystonePromotionInfoBarDelegate(
                   infobar_helper,
                   tabContents->profile()->GetPrefs()));
         }
       }
     }
   }
 
   [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];
 }