Remove unused fields in analyzer.

pkg/analyzer/lib/src/generated/engine.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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine;
 
 import 'dart:collection';
@@ skipping 917 matching lines @@
    */
   HashSet<Source> _neededForResolution = null;
 
   /**
    * A table mapping sources to the change notices that are waiting to be returned related to that
    * source.
    */
   HashMap<Source, ChangeNoticeImpl> _pendingNotices = new HashMap<Source, ChangeNoticeImpl>();
 
   /**
-   * The object used to synchronize access to all of the caches. The rules related to the use of
-   * this lock object are
-   * * no analysis work is done while holding the lock, and
-   * * no analysis results can be recorded unless we have obtained the lock and validated that the
-   * results are for the same version (modification time) of the source as our current cache
-   * content.
-   */
-  static Object _cacheLock = new Object();
-
-  /**
    * The object used to record the results of performing an analysis task.
    */
   AnalysisContextImpl_AnalysisTaskResultRecorder _resultRecorder;
 
   /**
    * Cached information used in incremental analysis or `null` if none. Synchronize against
    * [cacheLock] before accessing this field.
    */
   IncrementalAnalysisCache _incrementalAnalysisCache;
 
@@ skipping 11753 matching lines @@
     }
     return "resolve as html ${source.fullName}";
   }
 
   @override
   void internalPerform() {
     //
     // Build the standard HTML element.
     //
     HtmlUnitBuilder builder = new HtmlUnitBuilder(context);
-    _element = builder.buildHtmlElement(source, modificationTime, _unit);
+    _element = builder.buildHtmlElement(source, _unit);
     RecordingErrorListener errorListener = builder.errorListener;
     //
     // Validate the directives
     //
     _unit.accept(new RecursiveXmlVisitor_ResolveHtmlTask_internalPerform(this, errorListener));
     //
     // Record all resolution errors.
     //
     _resolutionErrors = errorListener.getErrorsForSource(source);
     //
@@ skipping 800 matching lines @@
     _index++;
     if (_index >= _manager._workQueues[_queueIndex].length) {
       _index = 0;
       _queueIndex++;
       while (_queueIndex < _manager._workQueues.length && _manager._workQueues[_queueIndex].isEmpty) {
         _queueIndex++;
       }
     }
   }
 }