Got disabled in chromium 71 upgrade https://github.com/electron/electron/commit/798b2a3ffd55c477af6258f0afb71000c9f8ecde

/cc @brenca @codebytere 
atom/browser/osr/osr_render_widget_host_view.cc
if (GetDelegatedFrameHost()) {
    GetDelegatedFrameHost()->SetWantsAnimateOnlyBeginFrames();
  }
}
void OffScreenRenderWidgetHostView::OnPaint(const gfx::Rect& damage_rect,
                                            const SkBitmap& bitmap) {
  TRACE_EVENT0("electron", "OffScreenRenderWidgetHostView::OnPaint");
  HoldResize();
  if (parent_callback_) {
    parent_callback_.Run(damage_rect, bitmap);
  } else {
    gfx::Rect damage(damage_rect);
    gfx::Size size_in_pixels = gfx::ConvertSizeToPixel(
        current_device_scale_factor_, GetViewBounds().size());
    SkBitmap backing;
    backing.allocN32Pixels(size_in_pixels.width(), size_in_pixels.height(),
                           false);
    SkCanvas canvas(backing);
    canvas.writePixels(bitmap, 0, 0);
    if (popup_host_view_ && popup_bitmap_.get()) {
      gfx::Rect rect = popup_host_view_->popup_position_;
      gfx::Point origin_in_pixels =
          gfx::ConvertPointToPixel(current_device_scale_factor_, rect.origin());