1 files changed, 13 insertions, 6 deletions
diff --git a/chromium/third_party/blink/renderer/platform/graphics/graphics_layer.cc b/chromium/third_party/blink/renderer/platform/graphics/graphics_layer.cc
index 48cf52efb0f..e4a7c0c96d1 100644
--- a/chromium/third_party/blink/renderer/platform/graphics/graphics_layer.cc
+++ b/chromium/third_party/blink/renderer/platform/graphics/graphics_layer.cc
@@ -1058,16 +1058,23 @@ void GraphicsLayer::SetLayerState(const PropertyTreeState& layer_state,
     SetPaintArtifactCompositorNeedsUpdate();
 }
 
-void GraphicsLayer::SetContentsPropertyTreeState(
-    const PropertyTreeState& layer_state) {
+void GraphicsLayer::SetContentsLayerState(const PropertyTreeState& layer_state,
+                                          const IntPoint& layer_offset) {
   DCHECK(ContentsLayer());
 
-  if (contents_property_tree_state_) {
-    *contents_property_tree_state_ = layer_state;
+  if (contents_layer_state_) {
+    if (contents_layer_state_->state == layer_state &&
+        contents_layer_state_->offset == layer_offset)
+      return;
+    contents_layer_state_->state = layer_state;
+    contents_layer_state_->offset = layer_offset;
   } else {
-    contents_property_tree_state_ =
-        std::make_unique<PropertyTreeState>(layer_state);
+    contents_layer_state_ =
+        std::make_unique<LayerState>(LayerState{layer_state, layer_offset});
   }
+
+  if (RuntimeEnabledFeatures::BlinkGenPropertyTreesEnabled())
+    SetPaintArtifactCompositorNeedsUpdate();
 }
 
 scoped_refptr<cc::DisplayItemList> GraphicsLayer::PaintContentsToDisplayList(