Cleanup Semaphore class.

test/cctest/test-thread-termination.cc

 // Copyright 2009 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
@@ skipping 153 matching lines @@
   }
 
  private:
   v8::Isolate* isolate_;
 };
 
 
 // Test that a single thread of JavaScript execution can be terminated
 // from the side by another thread.
 TEST(TerminateOnlyV8ThreadFromOtherThread) {
-  semaphore = v8::internal::OS::CreateSemaphore(0);
+  semaphore = new v8::internal::Semaphore(0);
   TerminatorThread thread(i::Isolate::Current());
   thread.Start();
 
   v8::HandleScope scope(v8::Isolate::GetCurrent());
   v8::Handle<v8::ObjectTemplate> global = CreateGlobalTemplate(Signal, DoLoop);
   v8::Handle<v8::Context> context =
       v8::Context::New(v8::Isolate::GetCurrent(), NULL, global);
   v8::Context::Scope context_scope(context);
   CHECK(!v8::V8::IsExecutionTerminating());
   // Run a loop that will be infinite if thread termination does not work.
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 };
 
 
 // Test that multiple threads using default isolate can be terminated
 // from another thread when using Lockers and preemption.
 TEST(TerminateMultipleV8ThreadsDefaultIsolate) {
   {
     v8::Locker locker(CcTest::default_isolate());
     v8::V8::Initialize();
     v8::Locker::StartPreemption(1);
-    semaphore = v8::internal::OS::CreateSemaphore(0);
+    semaphore = new v8::internal::Semaphore(0);
   }
   const int kThreads = 2;
   i::List<LoopingThread*> threads(kThreads);
   for (int i = 0; i < kThreads; i++) {
     threads.Add(new LoopingThread());
   }
   for (int i = 0; i < kThreads; i++) {
     threads[i]->Start();
   }
   // Wait until all threads have signaled the semaphore.
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   v8::Handle<v8::Context> context =
       v8::Context::New(v8::Isolate::GetCurrent(), NULL, global);
   v8::Context::Scope context_scope(context);
   CHECK(!v8::V8::IsExecutionTerminating());
   v8::Handle<v8::String> source =
       v8::String::New("try { doloop(); } catch(e) { fail(); } 'completed';");
   // Check that execution completed with correct return value.
   CHECK(v8::Script::Compile(source)->Run()->Equals(v8_str("completed")));
 }