Replace all remaining Oddball checks with new function

src/full-codegen/s390/full-codegen-s390.cc

Index: src/full-codegen/s390/full-codegen-s390.cc
diff --git a/src/full-codegen/s390/full-codegen-s390.cc b/src/full-codegen/s390/full-codegen-s390.cc
index d84f9f1bd0f518a8350f903396f4c6c5208dac0e..c8c3ad994ad2da2f52256d83da14ceea5bc8a23e 100644
--- a/src/full-codegen/s390/full-codegen-s390.cc
+++ b/src/full-codegen/s390/full-codegen-s390.cc
@@ -512,11 +512,12 @@ void FullCodeGenerator::StackValueContext::Plug(Handle<Object> lit) const {
 void FullCodeGenerator::TestContext::Plug(Handle<Object> lit) const {
   codegen()->PrepareForBailoutBeforeSplit(condition(), true, true_label_,
                                           false_label_);
-  DCHECK(lit->IsNull() || lit->IsUndefined(isolate()) ||
+  DCHECK(lit->IsNull(isolate()) || lit->IsUndefined(isolate()) ||
          !lit->IsUndetectable());
-  if (lit->IsUndefined(isolate()) || lit->IsNull() || lit->IsFalse()) {
+  if (lit->IsUndefined(isolate()) || lit->IsNull(isolate()) ||
+      lit->IsFalse(isolate())) {
     if (false_label_ != fall_through_) __ b(false_label_);
-  } else if (lit->IsTrue() || lit->IsJSObject()) {
+  } else if (lit->IsTrue(isolate()) || lit->IsJSObject()) {
     if (true_label_ != fall_through_) __ b(true_label_);
   } else if (lit->IsString()) {
     if (String::cast(*lit)->length() == 0) {