Clean up hints

pkg/analyzer/test/src/task/dart_test.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 test.src.task.dart_test;
 
 import 'package:analyzer/src/context/cache.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/constant.dart';
 import 'package:analyzer/src/generated/element.dart';
@@ skipping 2869 matching lines @@
 ''');
     computeResult(
         new LibrarySpecificUnit(firstSource, firstSource), RESOLVED_UNIT8);
     CompilationUnit unit1 = outputs[RESOLVED_UNIT8];
     computeResult(
         new LibrarySpecificUnit(secondSource, secondSource), RESOLVED_UNIT8);
     CompilationUnit unit2 = outputs[RESOLVED_UNIT8];
 
     InterfaceType intType = context.typeProvider.intType;
     InterfaceType stringType = context.typeProvider.stringType;
-    DartType dynamicType = context.typeProvider.dynamicType;
 
     assertVariableDeclarationTypes(
         getTopLevelVariable(unit1, "x"), intType, intType);
     assertVariableDeclarationTypes(
         getFieldInClass(unit1, "A", "x"), intType, intType);
 
     assertVariableDeclarationTypes(
         getTopLevelVariable(unit2, "y"), intType, intType);
     assertVariableDeclarationTypes(
         getFieldInClass(unit2, "B", "y"), intType, intType);
@@ skipping 30 matching lines @@
           }
 ''');
     computeResult(
         new LibrarySpecificUnit(firstSource, firstSource), RESOLVED_UNIT8);
     CompilationUnit unit1 = outputs[RESOLVED_UNIT8];
     computeResult(
         new LibrarySpecificUnit(secondSource, secondSource), RESOLVED_UNIT8);
     CompilationUnit unit2 = outputs[RESOLVED_UNIT8];
 
     InterfaceType intType = context.typeProvider.intType;
-    InterfaceType stringType = context.typeProvider.stringType;
 
     assertVariableDeclarationTypes(
         getTopLevelVariable(unit1, "x"), intType, intType);
     assertVariableDeclarationTypes(
         getFieldInClass(unit1, "A", "x"), intType, intType);
 
     assertVariableDeclarationTypes(
         getTopLevelVariable(unit2, "y"), intType, intType);
     assertVariableDeclarationTypes(
         getFieldInClass(unit2, "B", "y"), intType, intType);
@@ skipping 633 matching lines @@
   /**
    * Fill [errorListener] with [result] errors in the current [task].
    */
   void _fillErrorListener(ResultDescriptor<List<AnalysisError>> result) {
     List<AnalysisError> errors = task.outputs[result];
     expect(errors, isNotNull, reason: result.name);
     errorListener = new GatheringErrorListener();
     errorListener.addAll(errors);
   }
 }