Adding allocator annotations to blink classes and structs.

Source/bindings/core/v8/V8ObjectConstructor.h

Index: Source/bindings/core/v8/V8ObjectConstructor.h
diff --git a/Source/bindings/core/v8/V8ObjectConstructor.h b/Source/bindings/core/v8/V8ObjectConstructor.h
index d028d8c71a4a2d038240b291de75b5cca7888563..10b0a1f07eceae14ce0c0257d83aceec7dca1afa 100644
--- a/Source/bindings/core/v8/V8ObjectConstructor.h
+++ b/Source/bindings/core/v8/V8ObjectConstructor.h
@@ -33,6 +33,7 @@
 
 #include "bindings/core/v8/V8PerIsolateData.h"
 #include "bindings/core/v8/V8RecursionScope.h"
+#include "wtf/Allocator.h"
 
 #include <v8.h>
 
@@ -41,6 +42,7 @@ namespace blink {
 class Document;
 
 class ConstructorMode {
+    STACK_ALLOCATED();
 public:
     enum Mode {
         WrapExistingObject,
@@ -74,6 +76,7 @@ private:
 };
 
 class V8ObjectConstructor {
+    STATIC_ONLY(V8ObjectConstructor);
 public:
     static v8::MaybeLocal<v8::Object> newInstance(v8::Isolate*, v8::Local<v8::Function>);
     static v8::MaybeLocal<v8::Object> newInstance(v8::Isolate*, v8::Local<v8::Function>, int, v8::Local<v8::Value> argv[]);