remove equality kind from compare nil ic

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 8f117697b4eb8e82e40801efd7c1b05cb1ff6642..8b24bf10c9d8324b5d6923e1fd00a45eb34ca1b8 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -4765,9 +4765,7 @@ void FullCodeGenerator::EmitLiteralCompareNil(CompareOperation* expr,
 
   VisitForAccumulatorValue(sub_expr);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  EqualityKind kind = expr->op() == Token::EQ_STRICT
-      ? kStrictEquality : kNonStrictEquality;
-  if (kind == kStrictEquality) {
+  if (expr->op() == Token::EQ_STRICT) {
     Heap::RootListIndex nil_value = nil == kNullValue ?
         Heap::kNullValueRootIndex :
         Heap::kUndefinedValueRootIndex;
@@ -4775,9 +4773,7 @@ void FullCodeGenerator::EmitLiteralCompareNil(CompareOperation* expr,
     __ cmp(r0, r1);
     Split(eq, if_true, if_false, fall_through);
   } else {
-    Handle<Code> ic = CompareNilICStub::GetUninitialized(isolate(),
-                                                         kNonStrictEquality,
-                                                         nil);
+    Handle<Code> ic = CompareNilICStub::GetUninitialized(isolate(), nil);
     CallIC(ic, RelocInfo::CODE_TARGET, expr->CompareOperationFeedbackId());
     __ cmp(r0, Operand(0));
     Split(ne, if_true, if_false, fall_through);