Reject CompositorFrames with no render passes when deserializing

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index 146ec02c0448a754cb88cd661b333437cc69a164..d055c0c21055deb4a18d9511b2ac3c5d76c35e11 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -2631,12 +2631,6 @@ void RenderWidgetHostImpl::SetNeedsBeginFrame(bool needs_begin_frame) {
 void RenderWidgetHostImpl::SubmitCompositorFrame(
     const cc::LocalSurfaceId& local_surface_id,
     cc::CompositorFrame frame) {
-  // The renderer should not send empty frames.
-  if (frame.render_pass_list.empty()) {
-    DLOG(ERROR) << "Renderer sent an empty frame.";
-    return;
-  }
-
   // The renderer must allocate a new LocalSurfaceId if frame size or device
   // scale factor changes.
   float device_scale_factor = frame.metadata.device_scale_factor;