message: Updated method insertAfter based on CR feedback.
diff: @@ -18,14 +18,14 @@ import {ASTNode, treeAdapters} from 'parse5';
  import * as matchers from './matchers';
  /**
  - * Move the `node` to be the immediate sibling after the `before` node.
  + * Move the `node` to be the immediate sibling after the `target` node.
  * TODO(usergenic): Migrate this code to polymer/dom5
  */
  -export function insertAfter(before: ASTNode, node: ASTNode) {
  +export function insertAfter(target: ASTNode, node: ASTNode) {
  dom5.remove(node);
  - const index = before.parentNode!.childNodes!.indexOf(before);
  - before.parentNode!.childNodes!.splice(index + 1, 0, node);
  - node.parentNode = before.parentNode!;
  + const index = target.parentNode!.childNodes!.indexOf(target);
  + target.parentNode!.childNodes!.splice(index + 1, 0, node);
  + node.parentNode = target.parentNode!;
  }
  /**
  