Show closed/open shadow root in inspector

LayoutTests/inspector/elements/shadow/elements-panel-shadow-selection-on-refresh.html

Index: LayoutTests/inspector/elements/shadow/elements-panel-shadow-selection-on-refresh.html
diff --git a/LayoutTests/inspector/elements/shadow/elements-panel-shadow-selection-on-refresh.html b/LayoutTests/inspector/elements/shadow/elements-panel-shadow-selection-on-refresh.html
index 07a69a8457b130215353b1ed270124153424783a..5687267adcf2c00dc5e6cb0b048d0bc79222fcc6 100644
--- a/LayoutTests/inspector/elements/shadow/elements-panel-shadow-selection-on-refresh.html
+++ b/LayoutTests/inspector/elements/shadow/elements-panel-shadow-selection-on-refresh.html
@@ -19,6 +19,11 @@ function test()
             InspectorTest.findNode(isOpenShadowRoot, selectReloadAndDump.bind(null, next));
         },
 
+        function testClosedShadowRoot(next)
+        {
+            InspectorTest.findNode(isClosedShadowRoot, selectReloadAndDump.bind(null, next));
+        },
+
         function testUserAgentShadowRoot(next)
         {
             InspectorTest.findNode(isUserAgentShadowRoot, selectReloadAndDump.bind(null, next));
@@ -29,6 +34,11 @@ function test()
             InspectorTest.findNode(isOpenShadowRootChild, selectReloadAndDump.bind(null, next));
         },
 
+        function testClosedShadowRootChild(next)
+        {
+            InspectorTest.findNode(isClosedShadowRootChild, selectReloadAndDump.bind(null, next));
+        },
+
         function testUserAgentShadowRootChild(next)
         {
             InspectorTest.findNode(isUserAgentShadowRootChild, selectReloadAndDump.bind(null, next));
@@ -37,7 +47,12 @@ function test()
 
     function isOpenShadowRoot(node)
     {
-        return node && node.shadowRootType() === WebInspector.DOMNode.ShadowRootTypes.Author;
+        return node && node.shadowRootType() === WebInspector.DOMNode.ShadowRootTypes.Open;
+    }
+
+    function isClosedShadowRoot(node)
+    {
+        return node && node.shadowRootType() === WebInspector.DOMNode.ShadowRootTypes.Closed;
     }
 
     function isUserAgentShadowRoot(node)
@@ -50,6 +65,11 @@ function test()
         return isOpenShadowRoot(node.parentNode);
     }
 
+    function isClosedShadowRootChild(node)
+    {
+        return isClosedShadowRoot(node.parentNode);
+    }
+
     function isUserAgentShadowRootChild(node)
     {
         return isUserAgentShadowRoot(node.parentNode);
@@ -91,10 +111,12 @@ function test()
 <p>
 Tests that elements panel preserves selected shadow DOM node on page refresh.
 </p>
-<span id="hostElement"></span>
+<span id="hostElement"></span><span id="closedHostElement"></span>
 <script>
 var root = document.getElementById("hostElement").createShadowRoot();
 root.innerHTML = "<input type='text'>";
+var closedRoot = document.getElementById("closedHostElement").createShadowRoot({mode: 'closed'});
+closedRoot.innerHTML = "<button></button>";
 </script>
 </body>
 </html>