Revert of Change exo::SurfaceFactoryOwner to exo::ExoCompositorFrameSink

components/exo/test/run_all_unittests.cc

 // Copyright 2015 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 "ash/test/test_suite.h"
 #include "base/bind.h"
 #include "base/test/launcher/unit_test_launcher.h"
 
-#if !defined(OS_IOS)
-#include "mojo/edk/embedder/embedder.h"
-#endif
-
 int main(int argc, char** argv) {
   ash::test::AuraShellTestSuite test_suite(argc, argv);
 
-#if !defined(OS_IOS)
-  mojo::edk::Init();
-#endif
-
   return base::LaunchUnitTestsSerially(
       argc, argv, base::Bind(&ash::test::AuraShellTestSuite::Run,
                              base::Unretained(&test_suite)));
 }