Use a cc::Display for WebView resourceless software draws.

cc/ipc/compositor_frame_metadata_struct_traits.h

Index: cc/ipc/compositor_frame_metadata_struct_traits.h
diff --git a/cc/ipc/compositor_frame_metadata_struct_traits.h b/cc/ipc/compositor_frame_metadata_struct_traits.h
index fedd13ef8673eac64743e0cacb18b4b27443c53b..9bf8c075c6248e68b1555fc052c10d30cb6d2e80 100644
--- a/cc/ipc/compositor_frame_metadata_struct_traits.h
+++ b/cc/ipc/compositor_frame_metadata_struct_traits.h
@@ -57,6 +57,11 @@ struct StructTraits<cc::mojom::CompositorFrameMetadata,
     return metadata.root_overflow_y_hidden;
   }
 
+  static bool is_resourceless_software_draw_with_scroll_or_animation(
+      const cc::CompositorFrameMetadata& metadata) {
+    return metadata.is_resourceless_software_draw_with_scroll_or_animation;
+  }
+
   static gfx::Vector2dF location_bar_offset(
       const cc::CompositorFrameMetadata& metadata) {
     return metadata.location_bar_offset;