Reformat code to minimize churn

pkg/analysis_server/lib/src/services/refactoring/rename_import.dart

 // Copyright (c) 2014, 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.
 
 library services.src.refactoring.rename_import;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/protocol_server.dart';
 import 'package:analysis_server/src/services/correction/source_range.dart';
@@ skipping 64 matching lines @@
     // update references
     List<SearchMatch> matches = await searchEngine.searchReferences(element);
     List<SourceReference> references = getSourceReferences(matches);
     for (SourceReference reference in references) {
       if (newName.isEmpty) {
         reference.addEdit(change, '');
       } else {
         SimpleIdentifier interpolationIdentifier =
             _getInterpolationIdentifier(reference);
         if (interpolationIdentifier != null) {
-          doSourceChange_addElementEdit(change, reference.element,
-              new SourceEdit(interpolationIdentifier.offset,
+          doSourceChange_addElementEdit(
+              change,
+              reference.element,
+              new SourceEdit(
+                  interpolationIdentifier.offset,
                   interpolationIdentifier.length,
                   '{$newName.${interpolationIdentifier.name}}'));
         } else {
           reference.addEdit(change, '$newName.');
         }
       }
     }
   }
 
   /**
    * If the given [reference] is before an interpolated [SimpleIdentifier] in
    * an [InterpolationExpression] without surrounding curly brackets, return it.
    * Otherwise return `null`.
    */
   SimpleIdentifier _getInterpolationIdentifier(SourceReference reference) {
     Source source = reference.element.source;
     CompilationUnit unit = context.parseCompilationUnit(source);
     NodeLocator nodeLocator = new NodeLocator(reference.range.offset);
     AstNode node = nodeLocator.searchWithin(unit);
     if (node is SimpleIdentifier) {
       AstNode parent = node.parent;
       if (parent is InterpolationExpression && parent.rightBracket == null) {
         return node;
       }
     }
     return null;
   }
 }