More strong mode changes to analysis_server

pkg/analysis_server/test/source/caching_put_package_map_provider_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.source.caching_pub_package_map_provider;
 
 import 'dart:convert';
 import 'dart:core' hide Resource;
 import 'dart:io' as io;
 
@@ skipping 27 matching lines @@
     Map result2 = {
       'packages': {'bar': '/tmp/proj2/packages/bar'},
       'input_files': ['/tmp/proj2/pubspec.yaml']
     };
 
     Folder newProj(Map result) {
       Map packages = result['packages'];
       packages.forEach((String name, String path) {
         resProvider.newFolder(path);
       });
-      List<String> inputFiles = result['input_files'];
+      List<String> inputFiles = result['input_files'] as List<String>;
       for (String path in inputFiles) {
         resProvider.newFile(path, '');
       }
       Folder projectFolder = resProvider.getResource(inputFiles[0]).parent;
       resProvider.newFile(projectFolder.path + '/pubspec.lock', '');
       return projectFolder;
     }
 
     int mockWriteFile(File cacheFile, String content) {
       if (writeFileException) {
@@ skipping 216 matching lines @@
         PackageMapInfo info = pkgProvider.computePackageMap(folder1);
         expect(mockRunner.runCount, 2);
         _assertInfo(info, result1);
       });
     });
   });
 }
 
 _assertError(PackageMapInfo info, Map expected) {
   expect(info.packageMap, isNull);
-  List<String> expectedFiles = expected['input_files'];
+  List<String> expectedFiles = expected['input_files'] as List<String>;
   expect(info.dependencies, hasLength(expectedFiles.length));
   for (String path in expectedFiles) {
     expect(info.dependencies, contains(path));
   }
 }
 
 _assertInfo(PackageMapInfo info, Map expected) {
-  Map<String, String> expectedPackages = expected['packages'];
+  Map<String, String> expectedPackages =
+      expected['packages'] as Map<String, String>;
   expect(info.packageMap, hasLength(expectedPackages.length));
   for (String key in expectedPackages.keys) {
     List<Folder> packageList = info.packageMap[key];
     expect(packageList, hasLength(1));
     expect(packageList[0].path, expectedPackages[key]);
   }
-  List<String> expectedFiles = expected['input_files'];
+  List<String> expectedFiles = expected['input_files'] as List<String>;
   expect(info.dependencies, hasLength(expectedFiles.length));
   for (String path in expectedFiles) {
     expect(info.dependencies, contains(path));
   }
 }
 
 typedef String MockResultFunction();
 
 /**
  * Mock for simulating and tracking execution of pub list
@@ skipping 82 matching lines @@
       provider.newFolder(path);
     }
     int fileCount = _filePaths.length;
     for (int fileIndex = 0; fileIndex < fileCount; ++fileIndex) {
       String path = _filePaths[fileIndex];
       TimestampedData content = _fileContents[fileIndex];
       provider.newFile(path, content.data, content.modificationTime);
     }
   }
 }