Fix stack height assertion code and free up a bit in the Function tag bits.

runtime/vm/object.cc

Index: runtime/vm/object.cc
===================================================================
--- runtime/vm/object.cc	(revision 32017)
+++ runtime/vm/object.cc	(working copy)
@@ -4977,11 +4977,6 @@
 }
 
 
-void Function::set_has_finally(bool value) const {
-  set_kind_tag(HasFinallyBit::update(value, raw_ptr()->kind_tag_));
-}
-
-
 void Function::set_is_native(bool value) const {
   set_kind_tag(NativeBit::update(value, raw_ptr()->kind_tag_));
 }
@@ -5494,7 +5489,6 @@
   result.set_optimized_instruction_count(0);
   result.set_optimized_call_site_count(0);
   result.set_is_optimizable(is_native ? false : true);
-  result.set_has_finally(false);
   result.set_is_inlinable(true);
   if (kind == RawFunction::kClosureFunction) {
     const ClosureData& data = ClosureData::Handle(ClosureData::New());