Since we're not going to be treating "asset" as special soon, we don't need to yell at the user for…

sdk/lib/_internal/pub/test/build/warns_on_assets_paths_test.dart

Index: sdk/lib/_internal/pub/test/build/warns_on_assets_paths_test.dart
diff --git a/sdk/lib/_internal/pub/test/build/warns_on_assets_paths_test.dart b/sdk/lib/_internal/pub/test/build/warns_on_assets_paths_test.dart
deleted file mode 100644
index bd3bb4ef33e817bc558eb0107d3a690d20e9ec5c..0000000000000000000000000000000000000000
--- a/sdk/lib/_internal/pub/test/build/warns_on_assets_paths_test.dart
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright (c) 2013, 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 pub_tests;
-
-import 'package:path/path.dart' as path;
-
-import '../descriptor.dart' as d;
-import '../test_pub.dart';
-
-main() {
-  initConfig();
-
-  integration('warns user about top-level "assets" directories', () {
-    d.dir(appPath, [
-      d.appPubspec(),
-      d.dir('bin', [
-        d.dir('assets')
-      ]),
-      d.dir('test', [
-        d.dir('assets')
-      ]),
-      d.dir('web', [
-        d.file('index.html'),
-        d.dir('assets')
-      ])
-    ]).create();
-
-    schedulePub(args: ['build', 'bin', 'test', 'web'],
-        error: """
-Warning: Pub reserves paths containing "assets" for using assets from packages.
-Please rename the directory "${path.join('bin', 'assets')}".
-Please rename the directory "${path.join('test', 'assets')}".
-Please rename the directory "${path.join('web', 'assets')}".
-""");
-  });
-
-  integration('warns user about top-level "assets" files', () {
-    d.dir(appPath, [
-      d.appPubspec(),
-      d.dir('bin', [
-        d.file('assets', '...')
-      ]),
-      d.dir('test', [
-        d.file('assets', '...')
-      ]),
-      d.dir('web', [
-        d.file('index.html'),
-        d.file('assets', '...')
-      ])
-    ]).create();
-
-    schedulePub(args: ['build', 'bin', 'test', 'web'],
-        error: """
-Warning: Pub reserves paths containing "assets" for using assets from packages.
-Please rename the file "${path.join('bin', 'assets')}".
-Please rename the file "${path.join('test', 'assets')}".
-Please rename the file "${path.join('web', 'assets')}".
-""");
-  });
-
-  integration('does not warn on "assets" in subdirectories', () {
-    d.dir(appPath, [
-      d.appPubspec(),
-      d.dir('web', [
-        d.file('index.html'),
-        d.dir('foo', [
-          d.dir('assets')
-        ]),
-        d.dir('bar', [
-          d.file('assets', '...')
-        ])
-      ])
-    ]).create();
-
-    schedulePub(args: ['build'], error: new RegExp(r"^$"));
-  });
-}