[S.P.] Don't draw frames of animated images that are offscreen

Source/core/layout/LayoutObject.cpp

Index: Source/core/layout/LayoutObject.cpp
diff --git a/Source/core/layout/LayoutObject.cpp b/Source/core/layout/LayoutObject.cpp
index f5e859a4720a8f87dce35e4a1bd908f6355e92dc..851c2d6e4325eee2440de67675f96bf7430d962b 100644
--- a/Source/core/layout/LayoutObject.cpp
+++ b/Source/core/layout/LayoutObject.cpp
@@ -1203,8 +1203,12 @@ void LayoutObject::invalidateTreeIfNeeded(const PaintInvalidationState& paintInv
     if (!shouldCheckForPaintInvalidation(paintInvalidationState))
         return;
 
-    invalidatePaintIfNeeded(paintInvalidationState, paintInvalidationState.paintInvalidationContainer());
+    PaintInvalidationReason reason = invalidatePaintIfNeeded(paintInvalidationState, paintInvalidationState.paintInvalidationContainer());
     clearPaintInvalidationState(paintInvalidationState);
+
+    if (reason == PaintInvalidationDelayedFull)
+        view()->pushDelayedPaintInvalidationTarget(*this);
+
     invalidatePaintOfSubtreesIfNeeded(paintInvalidationState);
 }