webkitgtk-2.4.11webkitgtk-2.4.11

1 files changed, 4 insertions, 17 deletions

diff --git a/Source/JavaScriptCore/heap/WeakSet.cpp b/Source/JavaScriptCore/heap/WeakSet.cpp
index 8624993ca..e62e66eae 100644
--- a/Source/JavaScriptCore/heap/WeakSet.cpp
+++ b/Source/JavaScriptCore/heap/WeakSet.cpp
@@ -27,37 +27,24 @@
 #include "WeakSet.h"
 
 #include "Heap.h"
-#include "JSCInlines.h"
 #include "VM.h"
 
 namespace JSC {
 
 WeakSet::~WeakSet()
 {
-    Heap& heap = *this->heap();
     WeakBlock* next = 0;
     for (WeakBlock* block = m_blocks.head(); block; block = next) {
         next = block->next();
-        WeakBlock::destroy(heap, block);
+        heap()->blockAllocator().deallocate(WeakBlock::destroy(block));
     }
     m_blocks.clear();
 }
 
 void WeakSet::sweep()
 {
-    for (WeakBlock* block = m_blocks.head(); block;) {
-        WeakBlock* nextBlock = block->next();
+    for (WeakBlock* block = m_blocks.head(); block; block = block->next())
         block->sweep();
-        if (block->isLogicallyEmptyButNotFree()) {
-            // If this WeakBlock is logically empty, but still has Weaks pointing into it,
-            // we can't destroy it just yet. Detach it from the WeakSet and hand ownership
-            // to the Heap so we don't pin down the entire 64kB MarkedBlock.
-            m_blocks.remove(block);
-            heap()->addLogicallyEmptyWeakBlock(block);
-            block->disconnectMarkedBlock();
-        }
-        block = nextBlock;
-    }
 
     resetAllocator();
 }
@@ -86,7 +73,7 @@ WeakBlock::FreeCell* WeakSet::tryFindAllocator()
 
 WeakBlock::FreeCell* WeakSet::addAllocator()
 {
-    WeakBlock* block = WeakBlock::create(*heap(), m_markedBlock);
+    WeakBlock* block = WeakBlock::create(heap()->blockAllocator().allocate<WeakBlock>());
     heap()->didAllocate(WeakBlock::blockSize);
     m_blocks.append(block);
     WeakBlock::SweepResult sweepResult = block->takeSweepResult();
@@ -97,7 +84,7 @@ WeakBlock::FreeCell* WeakSet::addAllocator()
 void WeakSet::removeAllocator(WeakBlock* block)
 {
     m_blocks.remove(block);
-    WeakBlock::destroy(*heap(), block);
+    heap()->blockAllocator().deallocate(WeakBlock::destroy(block));
 }
 
 } // namespace JSC