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

Source/core/paint/Transform3DRecorder.h

Index: Source/core/paint/Transform3DRecorder.h
diff --git a/Source/core/paint/Transform3DRecorder.h b/Source/core/paint/Transform3DRecorder.h
index aaa2a92c88cd5c8f2c437adf765bb93386bf121a..493264b7d98aeacd50b36279c0673b3f4a1c54ed 100644
--- a/Source/core/paint/Transform3DRecorder.h
+++ b/Source/core/paint/Transform3DRecorder.h
@@ -6,6 +6,7 @@
 #define Transform3DRecorder_h
 
 #include "platform/graphics/paint/DisplayItem.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
@@ -13,6 +14,7 @@ class GraphicsContext;
 class TransformationMatrix;
 
 class Transform3DRecorder {
+    STACK_ALLOCATED();
 public:
     Transform3DRecorder(GraphicsContext&, const DisplayItemClientWrapper&, DisplayItem::Type, const TransformationMatrix&);
     ~Transform3DRecorder();