Remove SafePointAwareMutexLocker

third_party/WebKit/Source/platform/heap/HeapTest.cpp

 /*
  * Copyright (C) 2013 Google Inc. 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
@@ skipping 5404 matching lines @@
 }
 
 class DestructorLockingObject
     : public GarbageCollectedFinalized<DestructorLockingObject> {
  public:
   static DestructorLockingObject* create() {
     return new DestructorLockingObject();
   }
 
   virtual ~DestructorLockingObject() {
-    SafePointAwareMutexLocker lock(recursiveMutex());
+    MutexLocker lock(recursiveMutex());
     ++s_destructorCalls;
   }
 
   static int s_destructorCalls;
   DEFINE_INLINE_TRACE() {}
 
  private:
   DestructorLockingObject() {}
 };
 
@@ skipping 659 matching lines @@
       crossThreadBind(workerThreadMainForCrossThreadWeakPersistentTest,
                       crossThreadUnretained(&object)));
   parkMainThread();
 
   // Step 3: Set up a CrossThreadWeakPersistent.
   ASSERT_TRUE(object);
   CrossThreadWeakPersistent<DestructorLockingObject> crossThreadWeakPersistent(
       object);
   object = nullptr;
   {
-    SafePointAwareMutexLocker recursiveMutexLocker(recursiveMutex());
+    MutexLocker recursiveMutexLocker(recursiveMutex());
     EXPECT_EQ(0, DestructorLockingObject::s_destructorCalls);
   }
 
   {
     // Pretend we have no pointers on stack during the step 4.
     SafePointScope scope(BlinkGC::NoHeapPointersOnStack);
     wakeWorkerThread();
     parkMainThread();
   }
 
   // Step 5: Make sure the weak persistent is cleared.
   EXPECT_FALSE(crossThreadWeakPersistent.get());
   {
-    SafePointAwareMutexLocker recursiveMutexLocker(recursiveMutex());
+    MutexLocker recursiveMutexLocker(recursiveMutex());
     EXPECT_EQ(1, DestructorLockingObject::s_destructorCalls);
   }
 
   wakeWorkerThread();
   parkMainThread();
 }
 
 class TestPersistentHeapVectorWithUnusedSlots
     : public PersistentHeapVector<VectorObject, 16> {
  public:
@@ skipping 232 matching lines @@
       "HeapVector");
   static_assert(
       WTF::IsGarbageCollectedType<HeapDeque<Member<IntWrapper>>>::value,
       "HeapDeque");
   static_assert(WTF::IsGarbageCollectedType<
                     HeapTerminatedArray<Member<IntWrapper>>>::value,
                 "HeapTerminatedArray");
 }
 
 }  // namespace blink