[Mac] Remove kPulseBookmarkButtonNotification.

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

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h
index 88ee2858380779f32c1dd752cdb08d515a87c01a..e6c191beab474a6a8a7518e8e131e6666b1a9689 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h
@@ -308,6 +308,14 @@ willAnimateFromState:(BookmarkBar::State)oldState
 // The controller for all bookmark bar context menus.
 - (BookmarkContextMenuCocoaController*)menuController;
 
+// Pulses the given bookmark node, or the closest parent node that is visible.
+// Returns the node that is being pulsed.
+- (const bookmarks::BookmarkNode*)startPulsingBookmarkNode:
+    (const bookmarks::BookmarkNode*)node;
+
+// Stops pulsing the given bookmark node.
+- (void)stopPulsingBookmarkNode:(const bookmarks::BookmarkNode*)node;
+
 // Updates the bookmark bar (from its current, possibly in-transition) state to
 // the new state.
 - (void)updateState:(BookmarkBar::State)newState