[Extensions Toolbar] Properly render newly-added extensions

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 <cmath>
 #include <string>
 
 #include "base/strings/sys_string_conversions.h"
@@ skipping 481 matching lines @@
                            [containerView_ frame];
 
   [self showChevronIfNecessaryInFrame:frame animate:animate];
 
   [containerView_ setNeedsDisplay:YES];
 
   if (!animate) {
     [[NSNotificationCenter defaultCenter]
         postNotificationName:kBrowserActionVisibilityChangedNotification
                       object:self];
-    [self redraw];
   }
+  [self redraw];
 }
 
 - (BOOL)updateContainerVisibility {
   BOOL hidden = [buttons_ count] == 0;
   if ([containerView_ isHidden] != hidden)
     [containerView_ setHidden:hidden];
   return !hidden;
 }
 
 - (void)updateButtonOpacity {
@@ skipping 240 matching lines @@
 
 - (BrowserActionButton*)buttonWithIndex:(NSUInteger)index {
   const std::vector<ToolbarActionViewController*>& toolbar_actions =
       toolbarActionsBar_->toolbar_actions();
   if (index < toolbar_actions.size())
     return [self buttonForId:toolbar_actions[index]->GetId()];
   return nil;
 }
 
 @end