Adding allocator annotations to blink classes and structs.

Source/bindings/core/v8/ScriptStreamerThread.h

Index: Source/bindings/core/v8/ScriptStreamerThread.h
diff --git a/Source/bindings/core/v8/ScriptStreamerThread.h b/Source/bindings/core/v8/ScriptStreamerThread.h
index ce476198cd8c049733a2b004919149a217f1d297..671a9a1ec4e286d24e3c77b8b64a5cefe76bffee 100644
--- a/Source/bindings/core/v8/ScriptStreamerThread.h
+++ b/Source/bindings/core/v8/ScriptStreamerThread.h
@@ -18,6 +18,7 @@ class ScriptStreamer;
 
 // A singleton thread for running background tasks for script streaming.
 class CORE_EXPORT ScriptStreamerThread {
+    WTF_MAKE_FAST_ALLOCATED(ScriptStreamerThread);
     WTF_MAKE_NONCOPYABLE(ScriptStreamerThread);
 public:
     static void init();