Remove scoped styles (retry)

LayoutTests/fast/dom/shadow/shadow-tree-styles-select-host.html

Index: LayoutTests/fast/dom/shadow/shadow-tree-styles-select-host.html
diff --git a/LayoutTests/fast/dom/shadow/shadow-tree-styles-select-host.html b/LayoutTests/fast/dom/shadow/shadow-tree-styles-select-host.html
index 184342a8775e81b59c40f5f268fa3f42dcc3a806..c71bac76e1d95f6c43ae0e327d1a7fb830890b0e 100644
--- a/LayoutTests/fast/dom/shadow/shadow-tree-styles-select-host.html
+++ b/LayoutTests/fast/dom/shadow/shadow-tree-styles-select-host.html
@@ -193,28 +193,6 @@ shouldHaveBorderColor('host/target', 'rgb(0, 128, 0)');
 
 cleanUp();
 
-debug('Test the case where there exists a style scoped in a contanining treescope.');
-
-sandbox.appendChild(
-    createDOM('style', {},
-        document.createTextNode('div:last-child { border: 1px solid blue; }')));
-sandbox.appendChild(
-    createDOM('div', {},
-        createDOM('style', {'scoped': 'scoped'},
-            document.createTextNode(':last-child { border: 1px solid red }')),
-        createDOM('div', {'id': 'host'},
-            createShadowRoot(
-                createDOM('style', {},
-                    document.createTextNode(':host { border: 1px solid green; }')),
-                createDOM('content', {})),
-            createDOM('div', {'id': 'host-child'},
-                document.createTextNode('Hello, Host!')))));
-
-// Rules from style scoped win, because styles in shadow trees are treated as registered with a root node of a containing treescope.
-shouldHaveBorderColor('host', 'rgb(255, 0, 0)');
-
-cleanUp();
-
 debug('Test that style sharing is disabled when styles in shadow trees would match shadow hosts.');
 
 sandbox.appendChild(