Changes client_token to be client_auth_token.

blimp/common/get_client_auth_token.h

+// 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.
+
+#ifndef BLIMP_COMMON_GET_CLIENT_AUTH_TOKEN_H_
+#define BLIMP_COMMON_GET_CLIENT_AUTH_TOKEN_H_
+
+#include <string>
+
+#include "base/command_line.h"
+#include "blimp/common/blimp_common_export.h"
+
+namespace blimp {
+
+// Gets the client auth token from the file provided by the command line. If
+// a read does not succeed, or the switch is malformed, an empty string
+// is returned.
+BLIMP_COMMON_EXPORT std::string GetClientAuthToken(
+    const base::CommandLine& cmd_line);
+
+}  // namespace blimp
+
+#endif  // BLIMP_COMMON_GET_CLIENT_AUTH_TOKEN_H_