Implement more fixes.

pkg/analysis_services/lib/correction/fix.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.correction.fix;
 
 import 'package:analysis_services/correction/change.dart';
 import 'package:analysis_services/search/search_engine.dart';
 import 'package:analysis_services/src/correction/fix.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/error.dart';
+import 'package:analyzer/src/generated/source.dart';
 
 
 /**
  * Computes [Fix]s for the given [AnalysisError].
  *
  * Returns the computed [Fix]s, not `null`.
  */
-List<Fix> computeFixes(SearchEngine searchEngine, String file,
+List<Fix> computeFixes(SearchEngine searchEngine,
     CompilationUnit unit, AnalysisError error) {
-  var processor = new FixProcessor(searchEngine, file, unit, error);
+  Source source = unit.element.source;
+  String file = source.fullName;
+  var processor = new FixProcessor(searchEngine, source, file, unit, error);
   return processor.compute();
 }
 
 
 /**
  * A description of a single proposed fix for some problem.
  */
 class Fix {
   final FixKind kind;
   final Change change;
@@ skipping 181 matching lines @@
 //          "Surround with 'try-finally'");
 //  static const QA_SURROUND_WITH_WHILE =
 //      const AssistKind('QA_SURROUND_WITH_WHILE', 30, "Surround with 'while'");
 //
 //  final name;
 //  final int relevance;
 //  final String message;
 //
 //  const AssistKind(this.name, this.relevance, this.message);
 //}