Modify toolbar action bar layout for material design

chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm

 // Copyright (c) 2012 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.
 
 #import "chrome/browser/ui/cocoa/extensions/browser_actions_controller.h"
 
 #include <string>
 
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/extensions/extension_message_bubble_controller.h"
@@ skipping 922 matching lines @@
 - (void)showChevronIfNecessaryInFrame:(NSRect)frame {
   if (!toolbarActionsBar_->platform_settings().chevron_enabled)
     return;
   bool hidden = suppressChevron_ ||
       toolbarActionsBar_->GetIconCount() == [self buttonCount];
   [self setChevronHidden:hidden inFrame:frame];
 }
 
 - (void)updateChevronPositionInFrame:(NSRect)frame {
   CGFloat xPos = NSWidth(frame) - kChevronWidth -
-      toolbarActionsBar_->platform_settings().right_padding;
+      toolbarActionsBar_->platform_settings().item_spacing;
   NSRect buttonFrame = NSMakeRect(xPos,
                                   0,
                                   kChevronWidth,
                                   ToolbarActionsBar::IconHeight());
   [chevronAnimation_ stopAnimation];
   [chevronMenuButton_ setFrame:buttonFrame];
 }
 
 - (void)setChevronHidden:(BOOL)hidden
                  inFrame:(NSRect)frame {
@@ skipping 96 matching lines @@
 }
 
 #pragma mark -
 #pragma mark Testing Methods
 
 - (BrowserActionButton*)buttonWithIndex:(NSUInteger)index {
   return index < [buttons_ count] ? [buttons_ objectAtIndex:index] : nil;
 }
 
 @end