Make classes and structures in core/frame fast-allocated.

Source/core/frame/UseCounter.h

Index: Source/core/frame/UseCounter.h
diff --git a/Source/core/frame/UseCounter.h b/Source/core/frame/UseCounter.h
index b2fcd082443f2ec959d4fb1bbfcc1da4b0d3cd08..04f257e4fdef3a9d0b924eb24f881e7a633f5a0f 100644
--- a/Source/core/frame/UseCounter.h
+++ b/Source/core/frame/UseCounter.h
@@ -56,6 +56,7 @@ class StyleSheetContents;
 // http://www.google.com/chrome/intl/en/privacy.html
 
 class CORE_EXPORT UseCounter {
+    DISALLOW_ALLOCATION();
     WTF_MAKE_NONCOPYABLE(UseCounter);
 public:
     UseCounter();
@@ -890,6 +891,7 @@ public:
     static void unmuteForInspector();
 
     class CountBits {
+        DISALLOW_ALLOCATION();
     public:
         CountBits() : m_bits(NumberOfFeatures) { }