Make classes and structures in Source/core/animation fast-allocated.

Source/core/animation/PropertyHandle.h

Index: Source/core/animation/PropertyHandle.h
diff --git a/Source/core/animation/PropertyHandle.h b/Source/core/animation/PropertyHandle.h
index 08b6da3e6d81842420fa51923b564709ca0f393d..bb6b501c918275a154de5f0c0ba4ee06d84d3ff0 100644
--- a/Source/core/animation/PropertyHandle.h
+++ b/Source/core/animation/PropertyHandle.h
@@ -8,10 +8,12 @@
 #include "core/CSSPropertyNames.h"
 #include "core/CoreExport.h"
 #include "core/dom/QualifiedName.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class CORE_EXPORT PropertyHandle {
+    ALLOW_ONLY_INLINE_ALLOCATION();
 public:
     explicit PropertyHandle(CSSPropertyID property)
         : handleType(HandleCSSProperty)
@@ -72,6 +74,7 @@ namespace WTF {
 
 template<> struct DefaultHash<blink::PropertyHandle> {
     struct Hash {
+        STATIC_ONLY(Hash);
         static unsigned hash(const blink::PropertyHandle& handle) { return handle.hash(); }
 
         static bool equal(const blink::PropertyHandle& a, const blink::PropertyHandle& b) { return a == b; }