Fix stray line.

lib/compiler/implementation/dart_backend/backend.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 const bool REMOVE_ASSERTS = false;
 
 class ElementAst {
   final Node ast;
   final TreeElements treeElements;
 
@@ skipping 263 matching lines @@
                   new ElementAst.forClassLike(parse(element)));
     };
     newClassElementCallback = (ClassElement classElement) {
       if (!shouldOutput(classElement)) return;
       addClass(classElement);
     };
 
     resolvedElements.forEach((element, treeElements) {
       if (!shouldOutput(element)) return;
 
-      var elementAst = new ElementAst.rewrite(compiler, parse(element), treeElements);
+      var elementAst =
+          new ElementAst.rewrite(compiler, parse(element), treeElements);
       if (element.isField()) {
         final list = (element as VariableElement).variables;
         elementAst = elementAsts.putIfAbsent(
             list, () => new VariableListAst(parse(list)));
         (elementAst as VariableListAst).add(element, treeElements);
         element = list;
       }
 
       if (element.isMember()) {
         ClassElement enclosingClass = element.getEnclosingClass();
@@ skipping 137 matching lines @@
 }
 
 compareElements(e0, e1) {
   int result = compareBy((e) => e.getLibrary().uri.toString())(e0, e1);
   if (result != 0) return result;
   return compareBy((e) => e.position().charOffset)(e0, e1);
 }
 
 List<Element> sortElements(Collection<Element> elements) =>
     sorted(elements, compareElements);