Remove BlinkGCInterruptor

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

Index: third_party/WebKit/Source/platform/heap/ThreadState.cpp
diff --git a/third_party/WebKit/Source/platform/heap/ThreadState.cpp b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
index d1d0619cf99dad6d177d4a06183f0aebf9aff91f..a41c70bd4385a11c132162fa51d5db9bea8726ba 100644
--- a/third_party/WebKit/Source/platform/heap/ThreadState.cpp
+++ b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
@@ -105,7 +105,6 @@ ThreadState::ThreadState()
       m_startOfStack(reinterpret_cast<intptr_t*>(WTF::getStackStart())),
       m_endOfStack(reinterpret_cast<intptr_t*>(WTF::getStackStart())),
       m_safePointScopeMarker(nullptr),
-      m_interruptors(),
       m_sweepForbidden(false),
       m_noAllocationCount(0),
       m_gcForbiddenCount(0),
@@ -1203,16 +1202,6 @@ void ThreadState::copyStackUntilSafePointScope() {
   }
 }
 
-void ThreadState::addInterruptor(
-    std::unique_ptr<BlinkGCInterruptor> interruptor) {
-  ASSERT(checkThread());
-  SafePointScope scope(BlinkGC::HeapPointersOnStack);
-  {
-    MutexLocker locker(m_heap->threadAttachMutex());
-    m_interruptors.push_back(std::move(interruptor));
-  }
-}
-
 void ThreadState::registerStaticPersistentNode(
     PersistentNode* node,
     PersistentClearCallback callback) {