New analyzer_experimental snapshot.

pkg/analyzer_experimental/lib/src/services/runtime/coverage/coverage_impl.dart

 // Copyright (c) 2013, 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.
 
 /// A library for code coverage support for Dart.
 library runtime.coverage.impl;
 
 import 'dart:async';
 import 'dart:collection' show SplayTreeMap;
 import 'dart:io';
 
 import 'package:path/path.dart' as pathos;
 
-import 'package:analyzer_experimental/src/generated/scanner.dart' show StringScanner;
+import 'package:analyzer_experimental/src/generated/java_core.dart' show CharSequence;
+import 'package:analyzer_experimental/src/generated/scanner.dart' show CharSequenceReader, Scanner;
 import 'package:analyzer_experimental/src/generated/parser.dart' show Parser;
 import 'package:analyzer_experimental/src/generated/ast.dart';
 import 'package:analyzer_experimental/src/generated/engine.dart' show RecordingErrorListener;
 
 import '../log.dart' as log;
 import 'models.dart';
 
 /// Run the [targetPath] with code coverage rewriting.
 /// Redirects stdandard process streams.
 /// On process exit dumps coverage statistics into the [outPath].
@@ skipping 214 matching lines @@
       unit.accept(new InsertTouchInvocationsVisitor(appInfo, injector));
     }
     // Done.
     return injector.getResult();
   }
 
   CompilationUnit _parseCode(String code) {
     var source = null;
     var errorListener = new RecordingErrorListener();
     var parser = new Parser(source, errorListener);
-    var scanner = new StringScanner(source, code, errorListener);
+    var reader = new CharSequenceReader(new CharSequence(code));
+    var scanner = new Scanner(null, reader, errorListener);
     var token = scanner.tokenize();
     return parser.parseCompilationUnit(token);
   }
 }
 
 
 /// The visitor that inserts `touch` method invocations.
 class InsertTouchInvocationsVisitor extends GeneralizingASTVisitor {
   final AppInfo appInfo;
   final CodeInjector injector;
@@ skipping 70 matching lines @@
     var lastOffset = 0;
     offsetFragmentMap.forEach((offset, fragment) {
       sb.write(_code.substring(lastOffset, offset));
       sb.write(fragment);
       lastOffset = offset;
     });
     sb.write(_code.substring(lastOffset, _code.length));
     return sb.toString();
   }
 }