Call IsStringLiteral instead of IsPropertyName in VisitObjectLiteral.

src/full-codegen/mips/full-codegen-mips.cc

Index: src/full-codegen/mips/full-codegen-mips.cc
diff --git a/src/full-codegen/mips/full-codegen-mips.cc b/src/full-codegen/mips/full-codegen-mips.cc
index eafc6f9db967a9cf194bf6b008caad35aafa69da..eb1789179e9a46aa2f40c0997b8b766ca2afbacd 100644
--- a/src/full-codegen/mips/full-codegen-mips.cc
+++ b/src/full-codegen/mips/full-codegen-mips.cc
@@ -1423,7 +1423,8 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
       case ObjectLiteral::Property::COMPUTED:
         // It is safe to use [[Put]] here because the boilerplate already
         // contains computed properties with an uninitialized value.
-        if (key->IsPropertyName()) {
+        if (key->IsStringLiteral()) {
+          DCHECK(key->IsPropertyName());
           if (property->emit_store()) {
             VisitForAccumulatorValue(value);
             __ mov(StoreDescriptor::ValueRegister(), result_register());