Update the Angular/DI tests to latest from github.

third_party/pkg/angular/test/io/test_files/cssUrls/main.dart

Index: third_party/pkg/angular/test/io/test_files/cssUrls/main.dart
diff --git a/third_party/pkg/angular/test/io/test_files/cssUrls/main.dart b/third_party/pkg/angular/test/io/test_files/cssUrls/main.dart
new file mode 100644
index 0000000000000000000000000000000000000000..5da0b55ed95dfae2ec9ded76ed027330d55aa848
--- /dev/null
+++ b/third_party/pkg/angular/test/io/test_files/cssUrls/main.dart
@@ -0,0 +1,26 @@
+library test_files.main;
+
+import 'package:angular/core/module.dart';
+
+@NgComponent(
+    selector: 'my-component',
+    cssUrl: '/test/io/test_files/cssUrls/one.css')
+class MyComponent
+{
+}
+
+@NgComponent(
+    selector: 'my-component2',
+    cssUrl: const [
+        '/test/io/test_files/cssUrls/two.css',
+        '/test/io/test_files/cssUrls/three.css'])
+class MyComponent2
+{
+}
+
+@NgComponent(
+    selector: 'my-component3',
+    cssUrl: '/test/io/test_files/cssUrls/four.css')
+class MyComponent3
+{
+}