Selectors in styles in shadowRoots should match in all of the host's shadowRoots.

LayoutTests/fast/css/style-scoped/style-scoped-apply-author-styles.html

Index: LayoutTests/fast/css/style-scoped/style-scoped-apply-author-styles.html
diff --git a/LayoutTests/fast/css/style-scoped/style-scoped-apply-author-styles.html b/LayoutTests/fast/css/style-scoped/style-scoped-apply-author-styles.html
index 4bba31e6346d364bb5a3e4d5d5f96c48f93aea7d..d4cd215afa1d2a3353a1687be87516b88be10ae6 100644
--- a/LayoutTests/fast/css/style-scoped/style-scoped-apply-author-styles.html
+++ b/LayoutTests/fast/css/style-scoped/style-scoped-apply-author-styles.html
@@ -158,9 +158,9 @@ function testMultipleShadow()
     getNodeInTreeOfTrees('host///').applyAuthorStyles = false;
 
     // before
-    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 255)');
     borderColorShouldBe(getNodeInTreeOfTrees('host//olderShadow'), 'rgb(0, 0, 255)');
-    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 255)');
 
     // document ---+--- oldestShadow
     //             |
@@ -170,23 +170,23 @@ function testMultipleShadow()
 
     // apply-author-styles affects between shadow and document.
     getNodeInTreeOfTrees('host///').applyAuthorStyles = true;
-    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 255)');
     borderColorShouldBe(getNodeInTreeOfTrees('host//olderShadow'), 'rgb(0, 0, 255)');
-    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(255, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 255)');
 
     // apply-author-styles affects between older shadow and document.
     getNodeInTreeOfTrees('host///').applyAuthorStyles = false;
     getNodeInTreeOfTrees('host//').applyAuthorStyles = true;
-    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 255)');
     borderColorShouldBe(getNodeInTreeOfTrees('host//olderShadow'), 'rgb(0, 0, 255)');
-    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 255)');
 
     // apply-author-styles affects between oldest shadow and document.
     getNodeInTreeOfTrees('host//').applyAuthorStyles = false;
     getNodeInTreeOfTrees('host/').applyAuthorStyles = true;
-    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(255, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host/oldestShadow'), 'rgb(0, 0, 255)');
     borderColorShouldBe(getNodeInTreeOfTrees('host//olderShadow'), 'rgb(0, 0, 255)');
-    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 0)');
+    borderColorShouldBe(getNodeInTreeOfTrees('host///target'), 'rgb(0, 0, 255)');
 
     cleanUp();
 }