Extract permission alias info from PermissionsProvider

chrome/common/extensions/chrome_aliases.cc

Index: chrome/common/extensions/chrome_aliases.cc
diff --git a/chrome/common/extensions/chrome_aliases.cc b/chrome/common/extensions/chrome_aliases.cc
new file mode 100644
index 0000000000000000000000000000000000000000..285604bff9812c4f887686397add510dcc5c1113
--- /dev/null
+++ b/chrome/common/extensions/chrome_aliases.cc
@@ -0,0 +1,15 @@
+// Copyright 2016 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/chrome_aliases.h"
+
+namespace extensions {
+
+std::vector<Alias> GetChromePermissionAliases() {
+  // In alias constructor, first value is the alias name; second value is the
+  // real name. See also alias.h.
+  return {Alias("windows", "tabs")};
+}
+
+}  // namespace extensions