OnWillRemoveAllBookmarks  310 chrome/browser/bookmarks/bookmark_model.cc                     OnWillRemoveAllBookmarks(this));
OnWillRemoveAllBookmarks   97 chrome/browser/bookmarks/bookmark_model_observer.h   virtual void OnWillRemoveAllBookmarks(BookmarkModel* model) {}
OnWillRemoveAllBookmarks   52 chrome/browser/undo/bookmark_undo_service.h   virtual void OnWillRemoveAllBookmarks(BookmarkModel* model) OVERRIDE;