message: bugfix: crash on selection on wide glyphs in scrollback buffer
diff: @@ -91,7 +91,7 @@ const SHORT Terminal::_ExpandWideGlyphSelectionLeft(const SHORT xPos, const SHOR
  {
  // move off by highlighting the lead half too.
  // alters position.X
  - _mutableViewport.DecrementInBounds(position);
  + _buffer->GetSize().DecrementInBounds(position);
  }
  return position.X;
  }
  @@ -116,7 +116,7 @@ const SHORT Terminal::_ExpandWideGlyphSelectionRight(const SHORT xPos, const SHO
  {
  // move off by highlighting the trailing half too.
  // alters position.X
  - _mutableViewport.IncrementInBounds(position);
  + _buffer->GetSize().IncrementInBounds(position);
  }
  return position.X;
  }
  