Install platform apps into a separate data directory

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.
 
 #include "chrome/browser/web_applications/web_app_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/file_util.h"
 #include "base/mac/bundle_locations.h"
@@ skipping 99 matching lines @@
       [NSMutableDictionary dictionaryWithContentsOfFile:plist_path];
 
   [dict setObject:base::SysUTF8ToNSString(info_.extension_id)
            forKey:app_mode::kCrAppModeShortcutIDKey];
   [dict setObject:base::SysUTF16ToNSString(info_.title)
            forKey:app_mode::kCrAppModeShortcutNameKey];
   [dict setObject:base::SysUTF8ToNSString(info_.url.spec())
            forKey:app_mode::kCrAppModeShortcutURLKey];
   [dict setObject:base::mac::FilePathToNSString(user_data_dir_)
            forKey:app_mode::kCrAppModeUserDataDirKey];
+  [dict setObject:base::mac::FilePathToNSString(info_.extension_path)
+           forKey:app_mode::kCrAppModeExtensionPathKey];
   return [dict writeToFile:plist_path atomically:YES];
 }
 
 bool WebAppShortcutCreator::UpdateIcon(const FilePath& app_path) const {
   // TODO(sail): Add support for multiple icon sizes.
   if (info_.favicon.empty() || info_.favicon.width() != 32 ||
       info_.favicon.height() != 32) {
     return true;
   }
 
@@ skipping 28 matching lines @@
 void CreateShortcutTask(const FilePath& web_app_path,
                         const FilePath& profile_path,
                         const ShellIntegration::ShortcutInfo& shortcut_info) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::FILE));
   WebAppShortcutCreator shortcut_creator(web_app_path, shortcut_info);
   shortcut_creator.CreateShortcut();
 }
 
 }  // namespace internals
 }  // namespace web_app