[turbofan] Add missing deopt for the assignment in the for-in statement.

src/ast.h

Index: src/ast.h
diff --git a/src/ast.h b/src/ast.h
index 6da9a5f57bee1393b83985601b37e9c07112dbfd..4b5f0bda4196d1e6e0c051e633e25007e6871ae3 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -933,11 +933,12 @@ class ForInStatement FINAL : public ForEachStatement {
   ForInType for_in_type() const { return for_in_type_; }
   void set_for_in_type(ForInType type) { for_in_type_ = type; }
 
-  static int num_ids() { return parent_num_ids() + 4; }
+  static int num_ids() { return parent_num_ids() + 5; }
   BailoutId BodyId() const { return BailoutId(local_id(0)); }
   BailoutId PrepareId() const { return BailoutId(local_id(1)); }
   BailoutId EnumId() const { return BailoutId(local_id(2)); }
   BailoutId ToObjectId() const { return BailoutId(local_id(3)); }
+  BailoutId AssignmentId() const { return BailoutId(local_id(4)); }
   BailoutId ContinueId() const OVERRIDE { return EntryId(); }
   BailoutId StackCheckId() const OVERRIDE { return BodyId(); }