Fix a data race in multiple unit tests processes.

base/test/test_support_android.h

 // 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.
 
 #ifndef BASE_TEST_TEST_SUPPORT_ANDROID_H_
 #define BASE_TEST_TEST_SUPPORT_ANDROID_H_
 
 #include "base/base_export.h"
 
 namespace base {
 
 class FilePath;
 
 // Init logging for tests on Android. Logs will be output into Android's logcat.
 BASE_EXPORT void InitAndroidTestLogging();
 
 // Init path providers for tests on Android.
 BASE_EXPORT void InitAndroidTestPaths(const FilePath& test_data_dir);
 
 // Init the message loop for tests on Android.
 BASE_EXPORT void InitAndroidTestMessageLoop();
 
-// Do all of the initializations above.
-BASE_EXPORT void InitAndroidTest();
-
 }  // namespace base
 
 #endif  // BASE_TEST_TEST_SUPPORT_ANDROID_H_