Expose the chrome.windows.* API to platform apps.

chrome/common/extensions/extension_permission_set.cc

 // 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/common/extensions/extension_permission_set.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 324 matching lines @@
       ExtensionPermissionMessage::kFullAccess, kFlagImpliesFullURLAccess |
       kFlagImpliesFullAccess | kFlagCannotBeOptional);
 
   // Platform-app permissions.
   info->RegisterPermission(
       kSocket, "socket", 0, ExtensionPermissionMessage::kNone,
       kFlagCannotBeOptional);
 
   // Register aliases.
   info->RegisterAlias("unlimitedStorage", kOldUnlimitedStoragePermission);
+  // TODO(mihaip): Remove this alias for platform apps, and only give them
+  // access to the chrome.windows.* APIs, but not the chrome.tabs.* ones.
   info->RegisterAlias("tabs", kWindowsPermission);
 }
 
 //
 // ExtensionPermissionsInfo
 //
 
 // static
 ExtensionPermissionsInfo* ExtensionPermissionsInfo::GetInstance() {
   return Singleton<ExtensionPermissionsInfo>::get();
@@ skipping 519 matching lines @@
   std::set<std::string> new_hosts_set(GetDistinctHosts(new_list, false, false));
   std::set<std::string> old_hosts_set(GetDistinctHosts(old_list, false, false));
   std::set<std::string> new_hosts_only;
 
   std::set_difference(new_hosts_set.begin(), new_hosts_set.end(),
                       old_hosts_set.begin(), old_hosts_set.end(),
                       std::inserter(new_hosts_only, new_hosts_only.begin()));
 
   return !new_hosts_only.empty();
 }