Remove unnecessary testRunner.dumpAsText in LayoutTests/fast/dom/shadow

LayoutTests/fast/dom/shadow/nodetype.html

Index: LayoutTests/fast/dom/shadow/nodetype.html
diff --git a/LayoutTests/fast/dom/shadow/nodetype.html b/LayoutTests/fast/dom/shadow/nodetype.html
index f725316b0833b628a9d273dadabd2be71ebdc56a..6b25aa5157828b1bc5cf89d6ec5a52ce143a079b 100644
--- a/LayoutTests/fast/dom/shadow/nodetype.html
+++ b/LayoutTests/fast/dom/shadow/nodetype.html
@@ -9,17 +9,13 @@
 This tests the shadow host's and shadow root's nodeType.
 </pre>
 <script>
-    if (window.testRunner) {
-        testRunner.dumpAsText();
-        
-        var keygen = document.getElementById('keys');
-        var shadow = internals.shadowRoot(keygen);
-        var shadowChild = shadow.firstChild;
-        shouldBe('keygen.nodeType', 'Node.ELEMENT_NODE');
-        shouldBe('shadow.nodeType', 'Node.DOCUMENT_FRAGMENT_NODE');
-        shouldBeNonNull('shadowChild');
-        shouldBeTrue('shadowChild.nodeType != Node.DOCUMENT_FRAGMENT_NODE');
-    }
+var keygen = document.getElementById('keys');
+var shadow = internals.shadowRoot(keygen);
+var shadowChild = shadow.firstChild;
+shouldBe('keygen.nodeType', 'Node.ELEMENT_NODE');
+shouldBe('shadow.nodeType', 'Node.DOCUMENT_FRAGMENT_NODE');
+shouldBeNonNull('shadowChild');
+shouldBeTrue('shadowChild.nodeType != Node.DOCUMENT_FRAGMENT_NODE');
 </script>
 </body>
 </html>