Added allocator matcros to blink classes and structures in core/svg.

Source/core/svg/SVGTransformDistance.h

Index: Source/core/svg/SVGTransformDistance.h
diff --git a/Source/core/svg/SVGTransformDistance.h b/Source/core/svg/SVGTransformDistance.h
index b895ead35ca27ccc90945a24529792dae98edcb2..3b785b3b94ec86b1178424c76a59d649082021fa 100644
--- a/Source/core/svg/SVGTransformDistance.h
+++ b/Source/core/svg/SVGTransformDistance.h
@@ -21,12 +21,14 @@
 #define SVGTransformDistance_h
 
 #include "core/svg/SVGTransform.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class AffineTransform;
 
 class SVGTransformDistance {
+    STACK_ALLOCATED();
 public:
     SVGTransformDistance();
     SVGTransformDistance(PassRefPtrWillBeRawPtr<SVGTransform> fromTransform, PassRefPtrWillBeRawPtr<SVGTransform> toTransform);