[Mac]. Increment app shortcut version.

chrome/browser/ui/app_list/app_list_service_mac.mm

 // Copyright 2013 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/app_list/app_list_service_mac.h"
 
 #include <ApplicationServices/ApplicationServices.h>
 #import <Cocoa/Cocoa.h>
 
 #include "base/bind.h"
@@ skipping 61 matching lines @@
 // Called on the UI thread once the animation has completed to reset the
 // animation state, close the window (if it is a close animation), and possibly
 // terminate Chrome.
 - (void)cleanupOnUIThread;
 
 @end
 
 namespace {
 
 // Version of the app list shortcut version installed.
-const int kShortcutVersion = 1;
+const int kShortcutVersion = 2;
 
 // Duration of show and hide animations.
 const NSTimeInterval kAnimationDuration = 0.2;
 
 // Distance towards the screen edge that the app list moves from when showing.
 const CGFloat kDistanceMovedOnShow = 20;
 
 web_app::ShortcutInfo GetAppListShortcutInfo(
     const base::FilePath& profile_path) {
   web_app::ShortcutInfo shortcut_info;
@@ skipping 502 matching lines @@
 
 - (void)animationDidEnd:(NSAnimation*)animation {
   content::BrowserThread::PostTask(
       content::BrowserThread::UI,
       FROM_HERE,
       base::Bind(&AppListServiceMac::WindowAnimationDidEnd,
                  base::Unretained(AppListServiceMac::GetInstance())));
 }
 
 @end