Use FastMalloc (bmalloc) instead of BlockAllocator for GC pages
https://bugs.webkit.org/show_bug.cgi?id=140900

Reviewed by Mark Hahnenberg.

Re-landing just the GCArraySegment piece of this patch.

* heap/CodeBlockSet.cpp:
(JSC::CodeBlockSet::CodeBlockSet):
* heap/CodeBlockSet.h:
* heap/GCSegmentedArray.h:
(JSC::GCArraySegment::GCArraySegment):
* heap/GCSegmentedArrayInlines.h:
(JSC::GCSegmentedArray<T>::GCSegmentedArray):
(JSC::GCSegmentedArray<T>::~GCSegmentedArray):
(JSC::GCSegmentedArray<T>::clear):
(JSC::GCSegmentedArray<T>::expand):
(JSC::GCSegmentedArray<T>::refill):
(JSC::GCArraySegment<T>::create):
(JSC::GCArraySegment<T>::destroy):
* heap/GCThreadSharedData.cpp:
(JSC::GCThreadSharedData::GCThreadSharedData):
* heap/Heap.cpp:
(JSC::Heap::Heap):
* heap/MarkStack.cpp:
(JSC::MarkStackArray::MarkStackArray):
* heap/MarkStack.h:
* heap/SlotVisitor.cpp:
(JSC::SlotVisitor::SlotVisitor):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@179348 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/Source/JavaScriptCore/heap/CodeBlockSet.cpp b/Source/JavaScriptCore/heap/CodeBlockSet.cpp
index 2a818f0..eae1aac 100644
--- a/Source/JavaScriptCore/heap/CodeBlockSet.cpp
+++ b/Source/JavaScriptCore/heap/CodeBlockSet.cpp
@@ -35,8 +35,8 @@
 
 static const bool verbose = false;
 
-CodeBlockSet::CodeBlockSet(BlockAllocator& blockAllocator)
-    : m_currentlyExecuting(blockAllocator)
+CodeBlockSet::CodeBlockSet()
+    : m_currentlyExecuting()
 {
 }