[turbofan] Remove special JSForInStep and JSForInDone.

src/interpreter/bytecode-generator.cc

Index: src/interpreter/bytecode-generator.cc
diff --git a/src/interpreter/bytecode-generator.cc b/src/interpreter/bytecode-generator.cc
index cd66945ab708b8323a1f3a28f5c976818c9b4c82..aa50271689788da3c0bcca20787295f3883cb0ab 100644
--- a/src/interpreter/bytecode-generator.cc
+++ b/src/interpreter/bytecode-generator.cc
@@ -1331,8 +1331,8 @@ void BytecodeGenerator::VisitForInStatement(ForInStatement* stmt) {
   // The loop
   VisitIterationHeader(stmt, &loop_builder);
   builder()->SetExpressionAsStatementPosition(stmt->each());
-  builder()->ForInDone(index, cache_length);
-  loop_builder.BreakIfTrue();
+  builder()->ForInContinue(index, cache_length);
+  loop_builder.BreakIfFalse();
   DCHECK(Register::AreContiguous(cache_type, cache_array));
   FeedbackVectorSlot slot = stmt->ForInFeedbackSlot();
   builder()->ForInNext(receiver, index, cache_type, feedback_index(slot));