Increase timeout of some pub tests.

dart/sdk/lib/_internal/pub/test/update/git/do_not_update_if_unneeded_test.dart

Index: dart/sdk/lib/_internal/pub/test/update/git/do_not_update_if_unneeded_test.dart
diff --git a/dart/sdk/lib/_internal/pub/test/update/git/do_not_update_if_unneeded_test.dart b/dart/sdk/lib/_internal/pub/test/update/git/do_not_update_if_unneeded_test.dart
index 82361ce22db046f03271b07a7892d138b8ff7011..1f35e36b9ae6dad90da95150ac7a5965292fd38a 100644
--- a/dart/sdk/lib/_internal/pub/test/update/git/do_not_update_if_unneeded_test.dart
+++ b/dart/sdk/lib/_internal/pub/test/update/git/do_not_update_if_unneeded_test.dart
@@ -6,9 +6,11 @@ library pub_tests;
 
 import '../../descriptor.dart' as d;
 import '../../test_pub.dart';
+import 'package:unittest/unittest.dart' show unittestConfiguration;
 
 main() {
   initConfig();
+  unittestConfiguration.timeout = const Duration(seconds: 60);

[nweiz, 2013/09/03 18:29:41]

Rather than setting the timeout to a larger constant, multiply it by some
factor. That ensures that multiple adjustments to the timeout work together
rather than just being "last wins".

Also, where is this [timeout] field defined? I don't see it anywhere in
pkg/unittest.

   integration("doesn't update one locked Git package's dependencies if it's "
       "not necessary", () {
     ensureGit();