Make the fuchsia mojo/public repo the source of truth.

mojo/public/cpp/test_support/test_support.h

-// Copyright 2014 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.
-
-// Support functions for running "internal" tests. These functions are not for
-// public consumption.
-
-#ifndef MOJO_PUBLIC_CPP_TEST_SUPPORT_TEST_SUPPORT_H_
-#define MOJO_PUBLIC_CPP_TEST_SUPPORT_TEST_SUPPORT_H_
-
-#include <stdio.h>
-
-#include <string>
-#include <vector>
-
-namespace mojo {
-namespace test {
-
-// Logs the result of a perf test. (|sub_test_name| is optional and may be
-// null.) You may only call this while running inside a perf test suite.
-void LogPerfResult(const char* test_name,
-                   const char* sub_test_name,
-                   double value,
-                   const char* units);
-
-// Opens a text file given by a path relative to the source root for reading.
-FILE* OpenSourceRootRelativeFile(const std::string& relative_path);
-
-// Returns the list of regular files in a directory given by a path relative to
-// the source root. (The result only includes the filenames, not the path.)
-std::vector<std::string> EnumerateSourceRootRelativeDirectory(
-    const std::string& relative_path);
-
-}  // namespace test
-}  // namespace mojo
-
-#endif  // MOJO_PUBLIC_CPP_TEST_SUPPORT_TEST_SUPPORT_H_