Bug 1411886 - Rebuild the dependent frame's display items in retained…

… display list mode. r=mattwoodrow MozReview-Commit-ID: F7239qCoKuI
dothq · Oct 27, 2017 · fd8e532 · fd8e532
1 parent d5045f9
commit fd8e532
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/layout/painting/RetainedDisplayListBuilder.cpp b/layout/painting/RetainedDisplayListBuilder.cpp
@@ -53,6 +53,9 @@ void MarkFramesWithItemsAndImagesModified(nsDisplayList* aList)
 
       if (invalidate) {
         i->FrameForInvalidation()->MarkNeedsDisplayItemRebuild();
+        if (i->GetDependentFrame()) {
+          i->GetDependentFrame()->MarkNeedsDisplayItemRebuild();
+        }
       }
     }
     if (i->GetChildren()) {