Fix app shim focus.

chrome/browser/web_applications/web_app_mac.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/web_applications/web_app_mac.h"
 
 #import <Carbon/Carbon.h>
 #import <Cocoa/Cocoa.h>
 
 #include "base/command_line.h"
@@ skipping 167 matching lines @@
     base::FilePath app_data_path = web_app::GetWebAppDataDirectory(
         shortcut_info.profile_path, shortcut_info.extension_id, GURL());
     shim_path = app_data_path.Append(shim_path.BaseName());
   }
 
   if (!base::PathExists(shim_path))
     return;
 
   CommandLine command_line(CommandLine::NO_PROGRAM);
   command_line.AppendSwitch(app_mode::kNoLaunchApp);
-  base::mac::OpenApplicationWithPath(shim_path, command_line, NULL);
+  // Launch without activating (kLSLaunchDontSwitch).
+  base::mac::OpenApplicationWithPath(
+      shim_path, command_line, kLSLaunchDefaults | kLSLaunchDontSwitch, NULL);
 }
 
 base::FilePath GetLocalizableAppShortcutsSubdirName() {
 #if defined(GOOGLE_CHROME_BUILD)
   static const char kChromeAppDirName[] = "Chrome Apps.localized";
   static const char kChromeCanaryAppDirName[] = "Chrome Canary Apps.localized";
 
   chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
   if (channel == chrome::VersionInfo::CHANNEL_CANARY)
     return base::FilePath(kChromeCanaryAppDirName);
@@ skipping 519 matching lines @@
         BuildShortcutInfoFromBundle(*it);
     WebAppShortcutCreator shortcut_creator(
         it->DirName(), shortcut_info, base::mac::BaseBundleID());
     shortcut_creator.DeleteShortcuts();
   }
 }
 
 }  // namespace internals
 
 }  // namespace web_app