Auto-run "pub get" more for "pub run".

test/run/loads_package_imports_in_a_dependency_test.dart

Index: test/run/loads_package_imports_in_a_dependency_test.dart
diff --git a/test/run/loads_package_imports_in_a_dependency_test.dart b/test/run/loads_package_imports_in_a_dependency_test.dart
index b0ecec278558d27f450871241f065f0b45f80550..1e917b03f642e7cfdfc02b72bfba0725356e4bbe 100644
--- a/test/run/loads_package_imports_in_a_dependency_test.dart
+++ b/test/run/loads_package_imports_in_a_dependency_test.dart
@@ -27,9 +27,7 @@ main() => print(value);
       })
     ]).create();
 
-    pubGet();
-
-    var pub = pubRun(args: ["foo:bar"]);
+    var pub = pubRun(args: ["foo:bar"], shouldGetFirst: true);
     pub.stdout.expect("foobar");
     pub.shouldExit();
   });