Fix bug where generators got closed prematurely.

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 4c22f1d82f358bb9f99225925606979dfd3167f9..a35fc9331ab0a6dff25c14010d3129a89e156b54 100644
--- a/src/full-codegen/mips/full-codegen-mips.cc
+++ b/src/full-codegen/mips/full-codegen-mips.cc
@@ -1955,10 +1955,6 @@ void FullCodeGenerator::VisitYield(Yield* expr) {
     }
 
     case Yield::kFinal: {
-      VisitForAccumulatorValue(expr->generator_object());
-      __ li(a1, Operand(Smi::FromInt(JSGeneratorObject::kGeneratorClosed)));
-      __ sw(a1, FieldMemOperand(result_register(),
-                                JSGeneratorObject::kContinuationOffset));
       // Pop value from top-of-stack slot, box result into result register.
       EmitCreateIteratorResult(true);
       EmitUnwindBeforeReturn();