Remove JavaFile.pathContext

pkg/analyzer/lib/file_system/memory_file_system.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 analyzer.file_system.memory_file_system;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:convert';
 import 'dart:core';
@@ skipping 16 matching lines @@
   final Map<String, int> _pathToTimestamp = new HashMap<String, int>();
   final Map<String, List<StreamController<WatchEvent>>> _pathToWatchers =
       new HashMap<String, List<StreamController<WatchEvent>>>();
   int nextStamp = 0;
 
   final pathos.Context _pathContext;
 
   @override
   final AbsolutePathContext absolutePathContext;
 
-  MemoryResourceProvider({pathos.Context context})
+  MemoryResourceProvider(
+      {pathos.Context context, @deprecated bool isWindows: false})
       : _pathContext = context ?? pathos.context,
         absolutePathContext = new AbsolutePathContext(
             pathos.Style.platform == pathos.Style.windows);
 
   @override
   pathos.Context get pathContext => _pathContext;
 
   /**
    * Delete the file with the given path.
    */
@@ skipping 500 matching lines @@
   bool operator ==(other) {
     if (runtimeType != other.runtimeType) {
       return false;
     }
     return path == other.path;
   }
 
   @override
   String toString() => path;
 }