Adding allocator annotations to blink classes and structs.

Source/bindings/core/v8/DOMWrapperMap.h

Index: Source/bindings/core/v8/DOMWrapperMap.h
diff --git a/Source/bindings/core/v8/DOMWrapperMap.h b/Source/bindings/core/v8/DOMWrapperMap.h
index d1c00ab05c1bf99d6a7e706debf6dc47f9966585..f4c6fc8fa32a602bd7c01cd49d9304fef600d718 100644
--- a/Source/bindings/core/v8/DOMWrapperMap.h
+++ b/Source/bindings/core/v8/DOMWrapperMap.h
@@ -41,6 +41,7 @@ namespace blink {
 
 template<class KeyType>
 class DOMWrapperMap {
+    WTF_MAKE_FAST_ALLOCATED(DOMWrapperMap);
 public:
     explicit DOMWrapperMap(v8::Isolate* isolate)
         : m_isolate(isolate)
@@ -93,6 +94,7 @@ public:
 
 private:
     class PersistentValueMapTraits {
+        DISALLOW_ALLOCATION();
     public:
         // Map traits:
         typedef HashMap<KeyType*, v8::PersistentContainerValue> Impl;