Split InfoBarService core code into InfoBarManager

chrome/browser/media/media_stream_infobar_delegate.cc

Index: chrome/browser/media/media_stream_infobar_delegate.cc
diff --git a/chrome/browser/media/media_stream_infobar_delegate.cc b/chrome/browser/media/media_stream_infobar_delegate.cc
index f3059d503e965ba2f7f900d9fb1e8ba50106ccfc..62b599c180e0de0a49c432a4ab1993eaf44d7f4b 100644
--- a/chrome/browser/media/media_stream_infobar_delegate.cc
+++ b/chrome/browser/media/media_stream_infobar_delegate.cc
@@ -9,6 +9,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/infobars/infobar.h"
+#include "chrome/browser/infobars/infobar_manager.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_contents.h"
@@ -54,8 +55,9 @@ bool MediaStreamInfoBarDelegate::Create(
   scoped_ptr<InfoBar> infobar(ConfirmInfoBarDelegate::CreateInfoBar(
       scoped_ptr<ConfirmInfoBarDelegate>(
           new MediaStreamInfoBarDelegate(controller.Pass()))));
-  for (size_t i = 0; i < infobar_service->infobar_count(); ++i) {
-    InfoBar* old_infobar = infobar_service->infobar_at(i);
+  InfoBarManager& infobar_manager = infobar_service->infobar_manager();
+  for (size_t i = 0; i < infobar_manager.infobar_count(); ++i) {
+    InfoBar* old_infobar = infobar_manager.infobar_at(i);
     if (old_infobar->delegate()->AsMediaStreamInfoBarDelegate()) {
       infobar_service->ReplaceInfoBar(old_infobar, infobar.Pass());
       return true;