Remove JavaSystem from java_core.

pkg/analyzer/test/src/dart/element/element_test.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.test.src.dart.element.element_test;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/constant/value.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/dart/element/type.dart';
 import 'package:analyzer/src/dart/element/element.dart';
 import 'package:analyzer/src/dart/element/handle.dart';
 import 'package:analyzer/src/dart/element/type.dart';
 import 'package:analyzer/src/generated/engine.dart'
     show AnalysisContext, AnalysisOptionsImpl;
-import 'package:analyzer/src/generated/java_core.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 import 'package:analyzer/src/generated/testing/ast_factory.dart';
 import 'package:analyzer/src/generated/testing/element_factory.dart';
 import 'package:analyzer/src/generated/testing/test_type_provider.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 import 'package:unittest/unittest.dart';
 
 import '../../../generated/analysis_context_factory.dart'
     show AnalysisContextHelper;
 import '../../../generated/resolver_test_case.dart';
@@ skipping 3908 matching lines @@
 
     library.invalidateLibraryCycles();
   }
 
   void test_isUpToDate() {
     AnalysisContext context = createAnalysisContext();
     context.sourceFactory = new SourceFactory([]);
     LibraryElement library = ElementFactory.library(context, "foo");
     context.setContents(library.definingCompilationUnit.source, "sdfsdff");
     // Assert that we are not up to date if the target has an old time stamp.
-    expect(library.isUpToDate(0), isFalse);
+    expect(library.isUpToDate(-1), isFalse);
     // Assert that we are up to date with a target modification time in the
     // future.
-    expect(library.isUpToDate(JavaSystem.currentTimeMillis() + 1000), isTrue);
+    expect(library.isUpToDate(1 << 33), isTrue);
   }
 
   void test_setImports() {
     AnalysisContext context = createAnalysisContext();
     LibraryElementImpl library = new LibraryElementImpl.forNode(
         context, AstFactory.libraryIdentifier2(["l1"]));
     List<ImportElementImpl> expectedImports = [
       ElementFactory.importFor(ElementFactory.library(context, "l2"), null),
       ElementFactory.importFor(ElementFactory.library(context, "l3"), null)
     ];
@@ skipping 545 matching lines @@
 }
 
 class _FunctionTypeImplTest_isSubtypeOf_baseCase_classFunction
     extends InterfaceTypeImpl {
   _FunctionTypeImplTest_isSubtypeOf_baseCase_classFunction(ClassElement arg0)
       : super(arg0);
 
   @override
   bool get isDartCoreFunction => true;
 }