Enhancements to PartitionAlloc to support threading and arbitrary allocation sizes.

Source/core/dom/Node.cpp

Index: Source/core/dom/Node.cpp
diff --git a/Source/core/dom/Node.cpp b/Source/core/dom/Node.cpp
index 0a92b51f3076b5ef6ab395c626b5f6c87aa065fb..f088d14cce2fc009591444ec5b1f4afeb1c099e5 100644
--- a/Source/core/dom/Node.cpp
+++ b/Source/core/dom/Node.cpp
@@ -98,11 +98,13 @@ using namespace HTMLNames;
 
 void* Node::operator new(size_t size)
 {
+    ASSERT(isMainThread());
     return partitionAlloc(Partitions::getObjectModelPartition(), size);
 }
 
 void Node::operator delete(void* ptr)
 {
+    ASSERT(isMainThread());
     partitionFree(ptr);
 }