Delete blink code for scroll-blocks-on

Source/core/testing/Internals.idl

Index: Source/core/testing/Internals.idl
diff --git a/Source/core/testing/Internals.idl b/Source/core/testing/Internals.idl
index 60a9902bfa593a42b04b30b30be62aea5dc08758..182961d1efaba43420fddb57204385011fcc1f8d 100644
--- a/Source/core/testing/Internals.idl
+++ b/Source/core/testing/Internals.idl
@@ -178,9 +178,8 @@
     const unsigned short LAYER_TREE_INCLUDES_PAINTING_PHASES = 4;
     const unsigned short LAYER_TREE_INCLUDES_ROOT_LAYER = 8;
     const unsigned short LAYER_TREE_INCLUDES_CLIP_AND_SCROLL_PARENTS = 16;
-    const unsigned short LAYER_TREE_INCLUDES_SCROLL_BLOCKS_ON = 32;
-    const unsigned short LAYER_TREE_INCLUDES_PAINT_INVALIDATION_OBJECTS = 64;
-    const unsigned short LAYER_TREE_INCLUDES_COMPOSITING_REASONS = 128;
+    const unsigned short LAYER_TREE_INCLUDES_PAINT_INVALIDATION_OBJECTS = 32;
+    const unsigned short LAYER_TREE_INCLUDES_COMPOSITING_REASONS = 64;
     [RaisesException, TypeChecking=Interface] DOMString layerTreeAsText(Document document, optional unsigned short flags);
     [RaisesException, TypeChecking=Interface] DOMString elementLayerTreeAsText(Element element, optional unsigned short flags);