* Fix memory leaks caused by thread local data being lost....

test/cctest/test-log.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 //
 // Tests of logging functions from log.h
 
 #ifdef ENABLE_LOGGING_AND_PROFILING
 
 #ifdef __linux__
 #include <math.h>
 #include <pthread.h>
 #include <signal.h>
@@ skipping 383 matching lines @@
 
  private:
   v8::internal::Semaphore* semaphore_;
   bool was_sample_stack_called_;
 };
 
 
 }  // namespace
 
 TEST(ProfMultipleThreads) {
-  // V8 needs to be initialized before the first Locker
-  // instantiation. Otherwise, Top::Initialize will reset
-  // thread_id_ in ThreadTopLocal.
-  v8::HandleScope scope;
-  v8::Handle<v8::Context> env = v8::Context::New();
-  env->Enter();
-
   LoopingJsThread jsThread;
   jsThread.Start();
   LoopingNonJsThread nonJsThread;
   nonJsThread.Start();
 
   TestSampler sampler;
   sampler.Start();
   CHECK(!sampler.WasSampleStackCalled());
   jsThread.WaitForRunning();
   jsThread.SendSigProf();
@@ skipping 475 matching lines @@
   // Make sure that all log data is written prior crash due to CHECK failure.
   fflush(stdout);
   CHECK(results_equal);
 
   env->Exit();
   Logger::TearDown();
   i::FLAG_always_compact = saved_always_compact;
 }
 
 #endif  // ENABLE_LOGGING_AND_PROFILING