cocoa browser: remove non-MD bookmark bar support

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

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h
index 161992e2ad062cc9e303b288f1b1d6feb23ecde1..90752486b467f6a821c29d9202efe2d46d4a1e21 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h
@@ -8,6 +8,7 @@
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/scoped_nsobject.h"
+#import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_button.h"
 #import "ui/base/cocoa/tracking_area.h"
 
@@ -23,10 +24,10 @@ class Profile;
 namespace bookmarks {
 
 // The padding between the top of the folder menu and the topmost button.
-CGFloat BookmarkTopVerticalPadding();
+const CGFloat kBookmarkTopVerticalPadding = bookmarks::kBookmarkVerticalPadding;
 
 // The padding between the bottom of the folder menu and the bottommost button.
-CGFloat BookmarkBottomVerticalPadding();
+const CGFloat kBookmarkBottomVerticalPadding = 0.0;
 
 }  // bookmarks