Remove MOJO_DISALLOW_COPY_AND_ASSIGN and MOJO_ALLOW_UNUSED_LOCAL.

mojo/public/cpp/utility/tests/thread_unittest.cc

 // 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.
 
 #include "mojo/public/cpp/utility/thread.h"
 
 #include <stddef.h>
 
 #include "mojo/public/cpp/system/macros.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 14 matching lines @@
   }
 
   ~SetIntThread() override {}
 
   void Run() override { *int_to_set_ = value_; }
 
  private:
   int* const int_to_set_;
   const int value_;
 
-  MOJO_DISALLOW_COPY_AND_ASSIGN(SetIntThread);
+  DISALLOW_COPY_AND_ASSIGN(SetIntThread);
 };
 
 TEST(ThreadTest, CreateAndJoin) {
   int value = 0;
 
   // Not starting the thread should result in a no-op.
   {
     SetIntThread thread(&value, 1234567);
   }
   EXPECT_EQ(0, value);
@@ skipping 53 matching lines @@
     options.set_stack_size(static_cast<size_t>(-1));
     SetIntThread thread(options, &value, 4);
     thread.Start();
     thread.Join();
   }, "");
 }
 #endif  // !defined(NDEBUG)
 
 }  // namespace
 }  // namespace mojo