Merged r19798, r19896 into 3.23 branch.

src/hydrogen-instructions.cc

Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index d418954aad2a43f1e042bc543a5c8626ec9d0c81..59a68140c18e9126cb9410c081f39b7d6fc1dcf0 100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -2991,7 +2991,7 @@ void HCompareObjectEqAndBranch::PrintDataTo(StringStream* stream) {
 bool HCompareObjectEqAndBranch::KnownSuccessorBlock(HBasicBlock** block) {
   if (left()->IsConstant() && right()->IsConstant()) {
     bool comparison_result =
-        HConstant::cast(left())->Equals(HConstant::cast(right()));
+        HConstant::cast(left())->DataEquals(HConstant::cast(right()));
     *block = comparison_result
         ? FirstSuccessor()
         : SecondSuccessor();