A64: Synchronize with r16489.

src/optimizing-compiler-thread.h

Index: src/optimizing-compiler-thread.h
diff --git a/src/optimizing-compiler-thread.h b/src/optimizing-compiler-thread.h
index aff94eddc22429b0aeadd05f830e515d7e544eb4..bb96c7479b6bd1b5262f6b6e69a1eac291114b61 100644
--- a/src/optimizing-compiler-thread.h
+++ b/src/optimizing-compiler-thread.h
@@ -31,6 +31,8 @@
 #include "atomicops.h"
 #include "flags.h"
 #include "platform.h"
+#include "platform/mutex.h"
+#include "platform/time.h"
 #include "unbound-queue-inl.h"
 
 namespace v8 {
@@ -46,17 +48,14 @@ class OptimizingCompilerThread : public Thread {
       Thread("OptimizingCompilerThread"),
 #ifdef DEBUG
       thread_id_(0),
-      thread_id_mutex_(OS::CreateMutex()),
 #endif
       isolate_(isolate),
-      stop_semaphore_(OS::CreateSemaphore(0)),
-      input_queue_semaphore_(OS::CreateSemaphore(0)),
-      install_mutex_(OS::CreateMutex()),
-      time_spent_compiling_(0),
-      time_spent_total_(0) {
+      stop_semaphore_(0),
+      input_queue_semaphore_(0) {
     NoBarrier_Store(&stop_thread_, static_cast<AtomicWord>(CONTINUE));
     NoBarrier_Store(&queue_length_, static_cast<AtomicWord>(0));
   }
+  ~OptimizingCompilerThread() {}
 
   void Run();
   void Stop();
@@ -82,15 +81,6 @@ class OptimizingCompilerThread : public Thread {
   bool IsOptimizerThread();
 #endif
 
-  ~OptimizingCompilerThread() {
-    delete install_mutex_;
-    delete input_queue_semaphore_;
-    delete stop_semaphore_;
-#ifdef DEBUG
-    delete thread_id_mutex_;
-#endif
-  }
-
  private:
   enum StopFlag { CONTINUE, STOP, FLUSH };
 
@@ -101,19 +91,19 @@ class OptimizingCompilerThread : public Thread {
 
 #ifdef DEBUG
   int thread_id_;
-  Mutex* thread_id_mutex_;
+  Mutex thread_id_mutex_;
 #endif
 
   Isolate* isolate_;
-  Semaphore* stop_semaphore_;
-  Semaphore* input_queue_semaphore_;
+  Semaphore stop_semaphore_;
+  Semaphore input_queue_semaphore_;
   UnboundQueue<OptimizingCompiler*> input_queue_;
   UnboundQueue<OptimizingCompiler*> output_queue_;
-  Mutex* install_mutex_;
+  Mutex install_mutex_;
   volatile AtomicWord stop_thread_;
   volatile Atomic32 queue_length_;
-  int64_t time_spent_compiling_;
-  int64_t time_spent_total_;
+  TimeDelta time_spent_compiling_;
+  TimeDelta time_spent_total_;
 };
 
 } }  // namespace v8::internal