Editing: Indent command: Do not insert BLOCKQUOTE under the root HTML element.

third_party/WebKit/Source/core/dom/NodeTraversal.h

Index: third_party/WebKit/Source/core/dom/NodeTraversal.h
diff --git a/third_party/WebKit/Source/core/dom/NodeTraversal.h b/third_party/WebKit/Source/core/dom/NodeTraversal.h
index b535d914d424408cc5a30f02ff4cef9a69e69906..891c38e179b9a55603eee445b5e03a1426b51097 100644
--- a/third_party/WebKit/Source/core/dom/NodeTraversal.h
+++ b/third_party/WebKit/Source/core/dom/NodeTraversal.h
@@ -121,6 +121,9 @@ class NodeTraversal {
   static bool isDescendantOf(const Node& node, const Node& other) {
     return node.isDescendantOf(&other);
   }
+  static bool contains(const ContainerNode& container, const Node& other) {
+    return container.contains(&other);

[yosin_UTC9, 2017/03/17 10:06:13]

Since there is no unit test for ContainerNode::contains(). Could you move this
patch and add test "NodeTraversal.cpp"?

+  }
   static Node* firstChild(const Node& parent) { return parent.firstChild(); }
   static Node* lastChild(const Node& parent) { return parent.lastChild(); }
   static Node* nextSibling(const Node& node) { return node.nextSibling(); }