Flag and whitelist to allow crxfs api in NaCl

chrome/browser/pepper_permission_util.h

+// Copyright (c) 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_PEPPER_PERMISSION_UTIL_H_
+#define CHROME_BROWSER_PEPPER_PERMISSION_UTIL_H_
+
+#include <set>
+#include <string>
+
+class GURL;
+class Profile;
+
+namespace chrome {
+
+// Returns true if the extension or it's shared module is whitelisted, or
+// appears in command_line_switch.
+bool IsExtensionOrSharedModuleWhitelisted(
+    Profile* profile,
+    const GURL& url,
+    const std::set<std::string>& whitelist,
+    const char* command_line_switch);
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_PEPPER_PERMISSION_UTIL_H_