Clear page display after navigation if no rendered output arrives

content/browser/compositor/delegated_frame_host.cc

Index: content/browser/compositor/delegated_frame_host.cc
diff --git a/content/browser/compositor/delegated_frame_host.cc b/content/browser/compositor/delegated_frame_host.cc
index c6657b7974e50224fff636414b9cc22e5d64418b..1b104c744fce76693a109e1d198120300b49f345 100644
--- a/content/browser/compositor/delegated_frame_host.cc
+++ b/content/browser/compositor/delegated_frame_host.cc
@@ -480,6 +480,11 @@ void DelegatedFrameHost::SwapDelegatedFrame(
   // Note: the frame may have been evicted immediately.
 }
 
+void DelegatedFrameHost::ClearDelegatedFrame() {
+  if (frame_provider_.get() || !surface_id_.is_null())
+    EvictDelegatedFrame();
+}
+
 void DelegatedFrameHost::SendDelegatedFrameAck(uint32 output_surface_id) {
   cc::CompositorFrameAck ack;
   if (!surface_returned_resources_.empty())