message: [SwiftExpressionParser] Always inject the DWARF name.
  Here we accidentally ended up injecting the demangled one, so
  AST type checking was failing. Fixes several failures on
  master-next/upstream-with-swift.
  <rdar://problem/42047420>
diff: @@ -842,8 +842,8 @@ static void CountLocals(
  for (size_t vi = 0, ve = variables.GetSize(); vi != ve; ++vi) {
  lldb::VariableSP variable_sp(variables.GetVariableAtIndex(vi));
  - const ConstString &name(variable_sp->GetName());
  - const char *name_cstring = variable_sp->GetName().GetCString();
  + const ConstString &name(variable_sp->GetUnqualifiedName());
  + const char *name_cstring = variable_sp->GetUnqualifiedName().GetCString();
  if (name.IsEmpty())
  continue;
  