upgrade dependencies, including migration to package:test

test/dart_codegen/expect/c/c.dart

 library c;
-
 import 'a/a.dart' as DDC$a$;
 import 'package:dev_compiler/runtime/dart_logging_runtime.dart' as DEVC$RT;
 import 'b.dart';
-
-void bar() {
-  f3(((__x0) => DEVC$RT.cast(__x0, dynamic, DDC$a$.A, "DynamicCast",
-      """line 10, column 6 of test/dart_codegen/types/c.dart: """,
-      __x0 is DDC$a$.A, true))(f4(3)));
-  f1(DEVC$RT.cast(f4, __CastType1, DDC$a$.A2A, "CompositeCast",
-      """line 11, column 6 of test/dart_codegen/types/c.dart: """,
-      f4 is DDC$a$.A2A, false));
-  f2(f3);
-}
-typedef dynamic __CastType1(dynamic __u2);
+ void bar() {
+  f3(((__x0) => DEVC$RT.cast(__x0, dynamic, DDC$a$.A, "DynamicCast", """line 10, column 6 of test/dart_codegen/types/c.dart: """, __x0 is DDC$a$.A, true))(f4(3)));
+   f1(DEVC$RT.cast(f4, __CastType1, DDC$a$.A2A, "CompositeCast", """line 11, column 6 of test/dart_codegen/types/c.dart: """, f4 is DDC$a$.A2A, false));
+   f2(f3);
+  }
+ typedef dynamic __CastType1(dynamic __u2);