Mac InfoBar: Use cross platform infobar classes

chrome/browser/ui/cocoa/infobars/infobar_cocoa.h

Index: chrome/browser/ui/cocoa/infobars/infobar_cocoa.h
diff --git a/chrome/browser/ui/cocoa/infobars/infobar_cocoa.h b/chrome/browser/ui/cocoa/infobars/infobar_cocoa.h
new file mode 100644
index 0000000000000000000000000000000000000000..0a245b653f9d75e223c2c8ba5840d0c3e976c4bd
--- /dev/null
+++ b/chrome/browser/ui/cocoa/infobars/infobar_cocoa.h
@@ -0,0 +1,31 @@
+// Copyright (c) 2013 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.
+
+#ifndef CHROME_BROWSER_UI_COCOA_INFOBARS_INFOBAR_COCOA_H_
+#define CHROME_BROWSER_UI_COCOA_INFOBARS_INFOBAR_COCOA_H_
+
+#include "base/mac/scoped_nsobject.h"
+#include "chrome/browser/infobars/infobar.h"
+
+@class InfoBarController;
+
+class InfoBarCocoa : public InfoBar {
+ public:
+  InfoBarCocoa(InfoBarService* owner, InfoBarDelegate* delegate);
+
+  virtual ~InfoBarCocoa();
+
+  InfoBarController* controller() const { return controller_; }
+
+  void set_controller(InfoBarController* controller) {
+    controller_.reset([controller retain]);
+  }
+
+ private:
+  base::scoped_nsobject<InfoBarController> controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(InfoBarCocoa);
+};
+
+#endif  // CHROME_BROWSER_UI_COCOA_INFOBARS_INFOBAR_COCOA_H_