Standardize copyright and license, fix warning from new analysis options

packages/flutter_image/LICENSE

@@ -1,7 +1,7 @@
-Copyright 2016, the Flutter project authors. All rights reserved.
+Copyright 2013 The Flutter Authors. All rights reserved.
-Redistribution and use in source and binary forms, with or without
+
-modification, are permitted provided that the following conditions are
+Redistribution and use in source and binary forms, with or without modification,
-met:
+are permitted provided that the following conditions are met:
 
     * Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.
@@ -13,14 +13,13 @@ met:
       contributors may be used to endorse or promote products derived
       from this software without specific prior written permission.
 
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

packages/flutter_image/lib/network.dart

@@ -1,6 +1,6 @@
-// Copyright 2017, the Flutter project authors.  Please see the AUTHORS file
+// Copyright 2013 The Flutter Authors. All rights reserved.
-// for details. All rights reserved. Use of this source code is governed by a
+// Use of this source code is governed by a BSD-style license that can be
-// BSD-style license that can be found in the LICENSE file.
+// found in the LICENSE file.
 
 /// Utilities for loading images from the network.
 ///

packages/flutter_image/test/network_test.dart

@@ -1,6 +1,6 @@
-// Copyright (c) 2017, the Flutter project authors.  Please see the AUTHORS file
+// Copyright 2013 The Flutter Authors. All rights reserved.
-// for details. All rights reserved. Use of this source code is governed by a
+// Use of this source code is governed by a BSD-style license that can be
-// BSD-style license that can be found in the LICENSE file.
+// found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:io' show HttpOverrides;

packages/flutter_image/test/network_test_server.dart

@@ -1,6 +1,6 @@
-// Copyright (c) 2017, the Flutter project authors.  Please see the AUTHORS file
+// Copyright 2013 The Flutter Authors. All rights reserved.
-// for details. All rights reserved. Use of this source code is governed by a
+// Use of this source code is governed by a BSD-style license that can be
-// BSD-style license that can be found in the LICENSE file.
+// found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:io';
@@ -8,8 +8,9 @@ import 'dart:io';
 const int _kTestServerPort = 11111;
 
 Future<void> main() async {
-  final HttpServer testServer = await HttpServer.bind(InternetAddress.loopbackIPv4, _kTestServerPort);
+  final HttpServer testServer =
-  await for (HttpRequest request in testServer) {
+      await HttpServer.bind(InternetAddress.loopbackIPv4, _kTestServerPort);
+  await for (final HttpRequest request in testServer) {
     if (request.uri.path.endsWith('/immediate_success.png')) {
       request.response.add(_kTransparentImage);
     } else if (request.uri.path.endsWith('/error.png')) {
@@ -23,9 +24,68 @@ Future<void> main() async {
 }
 
 const List<int> _kTransparentImage = <int>[
-  0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A, 0x00, 0x00, 0x00, 0x0D, 0x49,
+  0x89,
-  0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x08, 0x06,
+  0x50,
-  0x00, 0x00, 0x00, 0x1F, 0x15, 0xC4, 0x89, 0x00, 0x00, 0x00, 0x0A, 0x49, 0x44,
+  0x4E,
-  0x41, 0x54, 0x78, 0x9C, 0x63, 0x00, 0x01, 0x00, 0x00, 0x05, 0x00, 0x01, 0x0D,
+  0x47,
-  0x0A, 0x2D, 0xB4, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4E, 0x44, 0xAE,
+  0x0D,
+  0x0A,
+  0x1A,
+  0x0A,
+  0x00,
+  0x00,
+  0x00,
+  0x0D,
+  0x49,
+  0x48,
+  0x44,
+  0x52,
+  0x00,
+  0x00,
+  0x00,
+  0x01,
+  0x00,
+  0x00,
+  0x00,
+  0x01,
+  0x08,
+  0x06,
+  0x00,
+  0x00,
+  0x00,
+  0x1F,
+  0x15,
+  0xC4,
+  0x89,
+  0x00,
+  0x00,
+  0x00,
+  0x0A,
+  0x49,
+  0x44,
+  0x41,
+  0x54,
+  0x78,
+  0x9C,
+  0x63,
+  0x00,
+  0x01,
+  0x00,
+  0x00,
+  0x05,
+  0x00,
+  0x01,
+  0x0D,
+  0x0A,
+  0x2D,
+  0xB4,
+  0x00,
+  0x00,
+  0x00,
+  0x00,
+  0x49,
+  0x45,
+  0x4E,
+  0x44,
+  0xAE,
 ];