Removed fixed dependencies

packages/analyzer/lib/task/dart.dart

 // Copyright (c) 2015, 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.task.dart;
 
-import 'package:analyzer/src/generated/ast.dart';
-import 'package:analyzer/src/generated/element.dart';
-import 'package:analyzer/src/generated/error.dart';
-import 'package:analyzer/src/generated/scanner.dart';
+import 'package:analyzer/dart/ast/ast.dart';
+import 'package:analyzer/dart/ast/token.dart';
+import 'package:analyzer/dart/element/element.dart';
+import 'package:analyzer/error/error.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/utilities_general.dart';
 import 'package:analyzer/src/task/dart.dart';
 import 'package:analyzer/task/model.dart';
 
 /**
  * The analysis errors associated with a [Source] representing a compilation
  * unit.
  */
 final ListResultDescriptor<AnalysisError> DART_ERRORS =
@@ skipping 40 matching lines @@
  *
  * The list will be empty if there are no parts, but will not be `null`. The
  * list does *not* include the source for the defining compilation unit.
  *
  * The result is only available for [Source]s representing a library.
  */
 final ListResultDescriptor<Source> INCLUDED_PARTS =
     new ListResultDescriptor<Source>('INCLUDED_PARTS', Source.EMPTY_LIST);
 
 /**
- * A flag specifying whether a library is dependent on code that is only
- * available in a client.
- *
- * The result is only available for [Source]s representing a library.
- */
-final ResultDescriptor<bool> IS_CLIENT =
-    new ResultDescriptor<bool>('IS_CLIENT', false);
-
-/**
  * A flag specifying whether a library is launchable.
  *
  * The result is only available for [Source]s representing a library.
  */
 final ResultDescriptor<bool> IS_LAUNCHABLE =
     new ResultDescriptor<bool>('IS_LAUNCHABLE', false);
 
 /**
  * The fully built [LibraryElement] associated with a library.
  *
@@ skipping 14 matching lines @@
         cachingPolicy: AST_CACHING_POLICY);
 
 /**
  * The resolved [CompilationUnit] associated with a compilation unit, with
  * constants resolved.
  *
  * The result is only available for [LibrarySpecificUnit]s.
  */
 final ResultDescriptor<CompilationUnit> RESOLVED_UNIT =
     new ResultDescriptor<CompilationUnit>('RESOLVED_UNIT', null,
-        cachingPolicy: AST_CACHING_POLICY);
+        cachingPolicy: AST_RESOLVED_CACHING_POLICY);
 
 /**
  * The kind of a [Source].
  */
 final ResultDescriptor<SourceKind> SOURCE_KIND =
     new ResultDescriptor<SourceKind>('SOURCE_KIND', SourceKind.UNKNOWN);
 
 /**
  * The token stream produced while scanning a compilation unit.
  *
@@ skipping 19 matching lines @@
 
 /**
  * A specific compilation unit in a specific library.
  *
  * This kind of target is associated with information about a compilation unit
  * that differs based on the library that the unit is a part of. For example,
  * the result of resolving a compilation unit depends on the imports, which can
  * change if a single part is included in more than one library.
  */
 class LibrarySpecificUnit implements AnalysisTarget {
+  static const List<LibrarySpecificUnit> EMPTY_LIST =
+      const <LibrarySpecificUnit>[];
+
   /**
    * The defining compilation unit of the library in which the [unit]
    * is analyzed.
    */
   final Source library;
 
   /**
    * The compilation unit which belongs to the [library].
    */
   final Source unit;
 
   /**
    * Initialize a newly created target for the [unit] in the [library].
    */
   LibrarySpecificUnit(this.library, this.unit);
 
   @override
   int get hashCode {
     return JenkinsSmiHash.combine(library.hashCode, unit.hashCode);
   }
 
   @override
+  Source get librarySource => library;
+
+  @override
   Source get source => unit;
 
   @override
   bool operator ==(other) {
     return other is LibrarySpecificUnit &&
         other.library == library &&
         other.unit == unit;
   }
 
   @override
   String toString() => '$unit in $library';
 }