Revert the latest set of platform changes.

test/cctest/test-mutex.cc

-// Copyright 2006-2013 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-// Tests of the Mutex class from mutex.h
-
-#include "v8.h"
-
-#include "mutex.h"
-#include "cctest.h"
-
-
-using namespace ::v8::internal;
-
-
-TEST(Simple) {
-  Mutex mutex;
-  mutex.Lock();
-  mutex.Unlock();
-}
-
-
-TEST(Recursive) {
-  Mutex mutex;
-  mutex.Lock();
-  mutex.Lock();
-  mutex.Unlock();
-  mutex.Unlock();
-}
-
-
-TEST(SimpleScopedLock) {
-  Mutex mutex;
-  {
-    ScopedLock fst(&mutex);
-  }
-  {
-    ScopedLock snd(&mutex);
-  }
-}
-
-
-TEST(RecursiveScopedLock) {
-  Mutex mutex;
-  ScopedLock fst(&mutex);
-  ScopedLock snd(&mutex);
-}