Add a flag to enable open in window for hosted apps on Mac.

chrome/browser/extensions/extension_util.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_UTIL_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_UTIL_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 107 matching lines @@
 // have one).
 const gfx::ImageSkia& GetDefaultExtensionIcon();
 const gfx::ImageSkia& GetDefaultAppIcon();
 
 // Returns true if the bookmark apps feature is enabled.
 //
 // TODO(benwells): http://crbug.com/441128: Remove this entirely once the
 // feature is stable.
 bool IsNewBookmarkAppsEnabled();
 
+// TODO(dominickn): http://crbug.com/517682: Remove this entirely once
+// open in window is stable on Mac.
+bool CanHostedAppsOpenInWindows();
+
 // Returns true for custodian-installed extensions in a supervised profile.
 bool IsExtensionSupervised(const Extension* extension, Profile* profile);
 
 // Returns true if supervised users need approval from their custodian for
 // approving escalated permissions on updated extensions.
 bool NeedCustodianApprovalForPermissionIncrease();
 
 }  // namespace util
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_UTIL_H_