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 0e9f82632f2f5caa76eb70027e7636a808f5f75b..82b6916ec1b930fb260bb8a68e0c86b6d5202e46 100644
--- a/LayoutTests/fast/css/invalidation/invalidation-set-not.html
+++ b/LayoutTests/fast/css/invalidation/invalidation-set-not.html
@@ -86,7 +86,7 @@ test(function() {
     assert_equals(getComputedStyle(r2).backgroundColor, "rgba(0, 0, 0, 0)", "Background color should initially be transparent");
 
     t2.className = "";
-    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 2, "Recalc changed element and #r2");
+    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 1, "Recalc changed element and #r2");
     assert_equals(getComputedStyle(r2).backgroundColor, "rgb(0, 128, 0)", "Background color is green after class change");
 }, "Id descendant of negated class");
 
@@ -110,7 +110,7 @@ test(function() {
     assert_equals(getComputedStyle(r5).backgroundColor, "rgba(0, 0, 0, 0)", "Background color should initially be transparent");
 
     t5.className = "";
-    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 2, "Recalc changed element and #r5");
+    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 1, "Recalc changed element and #r5");
     assert_equals(getComputedStyle(r5).backgroundColor, "rgb(0, 128, 0)", "Background color is green after class change");
 }, "Id descendant of negated class in :-webkit-any");
 
@@ -118,7 +118,7 @@ test(function() {
     assert_equals(getComputedStyle(r6).backgroundColor, "rgba(0, 0, 0, 0)", "Background color should initially be transparent");
 
     t6.className = "t6";
-    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 2, "Recalc changed element and #r6");
+    assert_equals(internals.updateStyleAndReturnAffectedElementCount(), 1, "Recalc changed element and #r6");
     assert_equals(getComputedStyle(r6).backgroundColor, "rgb(0, 128, 0)", "Background color is green after class change");
 }, "Negated class with id descendant of class");
 
@@ -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");