Hide fullscreen rotation jank

cc/trees/layer_tree_host_impl.cc

Index: cc/trees/layer_tree_host_impl.cc
diff --git a/cc/trees/layer_tree_host_impl.cc b/cc/trees/layer_tree_host_impl.cc
index ce654574d98ece3e980b0914e75b7340db0eb76b..af089e246bc78c0a769ed768c4ee34f2ffc65df0 100644
--- a/cc/trees/layer_tree_host_impl.cc
+++ b/cc/trees/layer_tree_host_impl.cc
@@ -1607,6 +1607,7 @@ CompositorFrameMetadata LayerTreeHostImpl::MakeCompositorFrameMetadata() const {
   metadata.page_scale_factor = active_tree_->current_page_scale_factor();
   metadata.scrollable_viewport_size = active_tree_->ScrollableViewportSize();
   metadata.root_layer_size = active_tree_->ScrollableSize();
+  metadata.device_viewport_size = active_tree_->device_viewport_size();
   metadata.min_page_scale_factor = active_tree_->min_page_scale_factor();
   metadata.max_page_scale_factor = active_tree_->max_page_scale_factor();
   metadata.top_controls_height =
@@ -1618,6 +1619,7 @@ CompositorFrameMetadata LayerTreeHostImpl::MakeCompositorFrameMetadata() const {
   metadata.bottom_controls_shown_ratio =
       browser_controls_offset_manager_->BottomControlsShownRatio();
   metadata.root_background_color = active_tree_->background_color();
+  metadata.is_fullscreen = active_tree_->is_fullscreen();
   metadata.content_source_id = active_tree_->content_source_id();
 
   active_tree_->GetViewportSelection(&metadata.selection);