message: [Swift] Update for ExistentialLayout field renaming
diff: @@ -5221,9 +5221,9 @@ bool SwiftASTContext::GetProtocolTypeInfo(const CompilerType &type,
  protocol_info.m_is_anyobject = layout.isAnyObject();
  protocol_info.m_is_errortype = layout.isErrorExistential();
  - if (layout.superclass) {
  + if (auto superclass = layout.explicitSuperclass) {
  protocol_info.m_superclass =
  - CompilerType(ast->GetASTContext(), layout.superclass.getPointer());
  + CompilerType(ast->GetASTContext(), superclass.getPointer());
  }
  unsigned num_witness_tables = 0;
  