Make blink classes and structures in core/css fast-allocated

Source/core/css/resolver/AnimatedStyleBuilder.h

Index: Source/core/css/resolver/AnimatedStyleBuilder.h
diff --git a/Source/core/css/resolver/AnimatedStyleBuilder.h b/Source/core/css/resolver/AnimatedStyleBuilder.h
index ff3110e022abd772f0f296022bf317ec0e516b97..4de5b52626d5fb915113433ad6aa6feae20b0449 100644
--- a/Source/core/css/resolver/AnimatedStyleBuilder.h
+++ b/Source/core/css/resolver/AnimatedStyleBuilder.h
@@ -32,6 +32,7 @@
 #define AnimatedStyleBuilder_h
 
 #include "core/CSSPropertyNames.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
@@ -39,6 +40,7 @@ class AnimatableValue;
 class StyleResolverState;
 
 class AnimatedStyleBuilder {
+    STATIC_ONLY(AnimatedStyleBuilder);
 public:
     static void applyProperty(CSSPropertyID, StyleResolverState&, const AnimatableValue*);
 };