Add the "Other bookmarks" button on the right of the bookmark bar....

chrome/browser/cocoa/bookmark_bar_constants.h

 // Copyright (c) 2009 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.
 
 // Constants used for positioning the bookmark bar. These aren't placed in a
 // different file because they're conditionally included in cross platform code
 // and thus no Objective-C++ stuff.
 
 #ifndef CHROME_BROWSER_COCOA_BOOKMARK_BAR_CONSTANTS_H_
 #define CHROME_BROWSER_COCOA_BOOKMARK_BAR_CONSTANTS_H_
 
 namespace bookmarks {
 
 // Our height, when opened in "always visible" mode.
 const int kBookmarkBarHeight = 28;
 
 // Our height, when visible in "new tab page" mode.
 const int kNTPBookmarkBarHeight = 40;
 
 // The amount of space between the inner bookmark bar and the outer toolbar on
 // new tab pages.
 const int kNTPBookmarkBarPadding =
     (kNTPBookmarkBarHeight - kBookmarkBarHeight) / 2;
 
+// The height of buttons in the bookmark bar.
+const int kBookmarkButtonHeight = kBookmarkBarHeight;
+
 }  // namespace bookmarks
 
 #endif  // CHROME_BROWSER_COCOA_BOOKMARK_BAR_CONSTANTS_H_