fix for latest pkg/test

R=nweiz@google.com

Review URL: https://codereview.chromium.org//1388213003 .
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 092c708..6f2bfdf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.2.1+1
+
+* Require `test` version `0.12.5`.
+
 # 0.2.1
 
 * Support passing named arguments through to the underlying call to `test()`.
diff --git a/lib/metatest.dart b/lib/metatest.dart
index 901c84f..0fb33d9 100644
--- a/lib/metatest.dart
+++ b/lib/metatest.dart
@@ -72,7 +72,7 @@
     runZoned(body, zoneValues: {#test.declarer: declarer});
 
     var engine = new Engine.withSuites([
-      new RunnerSuite(new VMEnvironment(), declarer.tests)
+      new RunnerSuite(new VMEnvironment(), declarer.build())
     ]);
     for (var test in engine.liveTests) {
       test.onPrint.listen(print);
diff --git a/pubspec.yaml b/pubspec.yaml
index 5eb0937..b1b2914 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,9 +1,9 @@
 name: metatest
-version: 0.2.2
+version: 0.2.2+1
 author: Dart Team <misc@dartlang.org>
 description: A package for testing Dart test frameworks.
 homepage: https://github.com/dart-lang/metatest
 environment:
   sdk: '>=1.8.0 <2.0.0'
 dependencies:
-  test: '^0.12.4'
+  test: '^0.12.5'