Format analyzer, analysis_server, analyzer_plugin, front_end and kernel with the latest dartfmt.

pkg/analysis_server/test/services/completion/dart/override_contributor_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.
 
 import 'package:analysis_server/src/provisional/completion/dart/completion_dart.dart';
 import 'package:analysis_server/src/services/completion/dart/override_contributor.dart';
 import 'package:analyzer_plugin/protocol/protocol_common.dart';
 import 'package:test/test.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
 
@@ skipping 35 matching lines @@
   }''');
     _assertOverride(
         '''@override\n  A suggested1(int x) {\n    // TODO: implement suggested1\n    return null;\n  }''');
     _assertOverride(
         '''@override\n  B suggested2(String y) {\n    // TODO: implement suggested2\n    return null;\n  }''');
     _assertOverride(
         '''@override\n  C suggested3([String z]) {\n    // TODO: implement suggested3\n    return null;\n  }''');
   }
 
   test_fromPart() async {
-    addSource(
-        '/myLib.dart',
-        '''
+    addSource('/myLib.dart', '''
 library myLib;
 part '$testFile'
 part '/otherPart.dart'
 class A {
   A suggested1(int x) => null;
   B suggested2(String y) => null;
 }
 ''');
-    addSource(
-        '/otherPart.dart',
-        '''
+    addSource('/otherPart.dart', '''
 part of myLib;
 class B extends A {
   B suggested2(String y) => null;
   C suggested3([String z]) => null;
 }
 ''');
     addTestSource(r'''
 part of myLib;
 class C extends B {
   sugg^
@@ skipping 27 matching lines @@
     expect(cs.relevance, equals(DART_RELEVANCE_HIGH));
     expect(cs.importUri, null);
 //    expect(cs.selectionOffset, equals(completion.length));
 //    expect(cs.selectionLength, equals(0));
     expect(cs.isDeprecated, isFalse);
     expect(cs.isPotential, isFalse);
     expect(cs.element, isNotNull);
     return cs;
   }
 }