Fix polarity of CheckMap smi check on ia32

src/ia32/macro-assembler-ia32.cc

Index: src/ia32/macro-assembler-ia32.cc
diff --git a/src/ia32/macro-assembler-ia32.cc b/src/ia32/macro-assembler-ia32.cc
index 6c02ce48329b4d71dbae2a75f50559cd31813035..b83761f9f0c77810078ee8c3dc895d9c21192508 100644
--- a/src/ia32/macro-assembler-ia32.cc
+++ b/src/ia32/macro-assembler-ia32.cc
@@ -283,7 +283,7 @@ void MacroAssembler::CheckMap(Register obj,
                               Handle<Map> map,
                               Label* fail,
                               SmiCheckType smi_check_type) {
-  if (smi_check_type == DONT_DO_SMI_CHECK) {
+  if (smi_check_type == DO_SMI_CHECK) {
     JumpIfSmi(obj, fail);
   }
   cmp(FieldOperand(obj, HeapObject::kMapOffset), Immediate(map));