Composite sticky-positioned elements when they have composited descendants

third_party/WebKit/Source/platform/graphics/CompositingReasons.cpp

Index: third_party/WebKit/Source/platform/graphics/CompositingReasons.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/CompositingReasons.cpp b/third_party/WebKit/Source/platform/graphics/CompositingReasons.cpp
index d7916a674b5df781146edc21a4354471673abdc6..018d65cd1804d1934b2975942c1f95bee03dba88 100644
--- a/third_party/WebKit/Source/platform/graphics/CompositingReasons.cpp
+++ b/third_party/WebKit/Source/platform/graphics/CompositingReasons.cpp
@@ -88,9 +88,10 @@ const CompositingReasonStringMap kCompositingReasonStringMap[] = {
     {CompositingReasonIsolateCompositedDescendants,
      "isolateCompositedDescendants",
      "Should isolate descendants to apply a blend effect"},
-    {CompositingReasonPositionFixedWithCompositedDescendants,
-     "positionFixedWithCompositedDescendants"
-     "Is a position:fixed element with composited descendants"},
+    {CompositingReasonPositionFixedOrStickyWithCompositedDescendants,
+     "positionFixedOrStickyWithCompositedDescendants"
+     "Is a position:fixed or position:sticky element with composited "
+     "descendants"},
     {CompositingReasonRoot, "root", "Is the root layer"},
     {CompositingReasonLayerForAncestorClip, "layerForAncestorClip",
      "Secondary layer, applies a clip due to a sibling in the compositing "