[Mac] Enable MacViews bookmark bubble behind --enable-mac-views-dialogs.

chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h b/chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h
index 1650def8af51cc2f067caa7072dd1dc3709ff31b..973f420a0ca6a0ee76e3d9116ef603748eb63f18 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.h
@@ -13,6 +13,7 @@
 @class BookmarkSyncPromoController;
 
 namespace bookmarks {
+class BookmarkBubbleObserver;
 class BookmarkModel;
 class BookmarkNode;
 class ManagedBookmarkService;
@@ -38,6 +39,9 @@ class ManagedBookmarkService;
   // Ping me when the bookmark model changes out from under us.
   scoped_ptr<BookmarkModelObserverForCocoa> bookmarkObserver_;
 
+  // Observer when showing a toolkit-views bubble.
+  scoped_ptr<bookmarks::BookmarkBubbleObserver> bookmarkBubbleObserver_;
+
   // Sync promo controller, if the sync promo is displayed.
   base::scoped_nsobject<BookmarkSyncPromoController> syncPromoController_;