THRIFT-3702 Fix cross tests for Dart compact protocol (3 failing)
Client: Dart
Patch: Mark Erickson

This closes #917
diff --git a/test/dart/test_client/pubspec.yaml b/test/dart/test_client/pubspec.yaml
index b76fb5d..493ee32 100644
--- a/test/dart/test_client/pubspec.yaml
+++ b/test/dart/test_client/pubspec.yaml
@@ -24,6 +24,7 @@
   sdk: ^1.12.0
 dependencies:
   args: ^0.13.0
+  http: ^0.11.0
   thrift:
     path: ../../../lib/dart
   thrift_test: