Make Range::selectNode() and Range::surroundContents() to work with detached node

LayoutTests/fast/dom/Range/selectNode-for-detached-node.html

Index: LayoutTests/fast/dom/Range/selectNode-for-detached-node.html
diff --git a/LayoutTests/fast/dom/Range/selectNode-for-detached-node.html b/LayoutTests/fast/dom/Range/selectNode-for-detached-node.html
new file mode 100644
index 0000000000000000000000000000000000000000..6e4c4de79d59fdff92db95c6085e1be35882dea8
--- /dev/null
+++ b/LayoutTests/fast/dom/Range/selectNode-for-detached-node.html
@@ -0,0 +1,20 @@
+<div id="container">
+<p id="description"></p>
+<div id="sample">0123456789</div>
+</div>
+<div id="console"></div>
+<script src="../../js/resources/js-test-pre.js"></script>
+<script>
+description('Range.selectNode() should not throw exception for detached node.');
+function $(id) { return document.getElementById(id); }
+
+var sample = $('sample').cloneNode(true);
+var range = document.createRange();
+
+shouldBe('range.selectNode(sample.firstChild); range.startContainer', 'sample');
+shouldThrow('range.selectNode(sample); range.startContainer', '"InvalidNodeTypeError: Failed to execute \'selectNode\' on \'Range\': the given Node has no parent."');
+
+if (window.testRunner)
+    $('container').outerHTML = '';
+</script>
+<script src="../../js/resources/js-test-post.js"></script>