Remove prepareForThreadStateTermination()

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 85d1bf511358dbc944ba83bdeb67999eda042f6e..6de74ee303239de4501e362af93cb96b62edb787 100644
--- a/third_party/WebKit/Source/platform/heap/ThreadState.cpp
+++ b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
@@ -153,7 +153,6 @@ ThreadState::ThreadState()
       m_accumulatedSweepingTime(0),
       m_vectorBackingArenaIndex(BlinkGC::Vector1ArenaIndex),
       m_currentArenaAges(0),
-      m_isTerminating(false),
       m_gcMixinMarker(nullptr),
       m_shouldFlushHeapDoesNotContainCache(false),
       m_gcState(NoGCScheduled),
@@ -224,17 +223,6 @@ void ThreadState::runTerminationGC() {
 
   releaseStaticPersistentNodes();
 
-  // From here on ignore all conservatively discovered
-  // pointers into the heap owned by this thread.
-  m_isTerminating = true;
-
-  // Set the terminate flag on all heap pages of this thread. This is used to
-  // ensure we don't trace pages on other threads that are not part of the
-  // thread local GC.
-  // TODO(haraken): Remove this. This is not needed once we remove a thread-
-  // local termination GC.
-  prepareForThreadStateTermination();
-
   ProcessHeap::crossThreadPersistentRegion().prepareForThreadStateTermination(
       this);
 
@@ -1200,12 +1188,6 @@ void ThreadState::postSweep() {
   }
 }
 
-void ThreadState::prepareForThreadStateTermination() {
-  ASSERT(checkThread());
-  for (int i = 0; i < BlinkGC::NumberOfArenas; ++i)
-    m_arenas[i]->prepareHeapForTermination();
-}
-
 #if DCHECK_IS_ON()
 BasePage* ThreadState::findPageFromAddress(Address address) {
   for (int i = 0; i < BlinkGC::NumberOfArenas; ++i) {