Deprecate FACTORY helper macro.

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index 9f52569ccf60fa1a03a7a6aafc178f991a22b6d6..d76a3e5f49f07bcf7096e0e711197ac029142fd3 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -3149,9 +3149,10 @@ class HConstant: public HTemplateInstruction<0> {
 
   Handle<Object> handle() {
     if (handle_.is_null()) {
+      Factory* factory = Isolate::Current()->factory();
       // Default arguments to is_not_in_new_space depend on this heap number
       // to be tenured so that it's guaranteed not be be located in new space.
-      handle_ = FACTORY->NewNumber(double_value_, TENURED);
+      handle_ = factory->NewNumber(double_value_, TENURED);
     }
     ALLOW_HANDLE_DEREF(Isolate::Current(), "smi check");
     ASSERT(has_int32_value_ || !handle_->IsSmi());