Sibling invalidation sets

LayoutTests/fast/css/invalidation/invalidation-set-not.html

Index: LayoutTests/fast/css/invalidation/invalidation-set-not.html
diff --git a/LayoutTests/fast/css/invalidation/invalidation-set-not.html b/LayoutTests/fast/css/invalidation/invalidation-set-not.html
index 145ecdc0d4b519a73d5f6c5c234e805af1fa97af..82b6916ec1b930fb260bb8a68e0c86b6d5202e46 100644
--- a/LayoutTests/fast/css/invalidation/invalidation-set-not.html
+++ b/LayoutTests/fast/css/invalidation/invalidation-set-not.html
@@ -126,7 +126,7 @@ test(function() {
     assert_equals(getComputedStyle(r7).backgroundColor, "rgba(0, 0, 0, 0)", "Background color should initially be transparent");
 
     t7.className = "";
-    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 4, "Recalc changed element and #r7");
+    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 1, "Recalc changed element and #r7");
     assert_equals(getComputedStyle(r7).backgroundColor, "rgb(0, 128, 0)", "Background color is green after class change");
 }, "Id descendant of negated sibling class");
 
@@ -134,7 +134,7 @@ test(function() {
     assert_equals(getComputedStyle(r8).backgroundColor, "rgba(0, 0, 0, 0)", "Background color should initially be transparent");
 
     t8.className = "t8";
-    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 6, "Subtree style recalc");
+    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 3, "Subtree style recalc");
     assert_equals(getComputedStyle(r8).backgroundColor, "rgb(0, 128, 0)", "Background color is green after class change");
 }, "Negated class descendant of sibling class");