Fix a bunch of pub tests that started running "pub get".

test/run/errors_if_no_executable_is_given_test.dart

Index: test/run/errors_if_no_executable_is_given_test.dart
diff --git a/test/run/errors_if_no_executable_is_given_test.dart b/test/run/errors_if_no_executable_is_given_test.dart
index c23d85bea74e95266d688b09215652f7ee62b9bd..6610090527ec2c46271599f3aea5b83b73787579 100644
--- a/test/run/errors_if_no_executable_is_given_test.dart
+++ b/test/run/errors_if_no_executable_is_given_test.dart
@@ -18,9 +18,10 @@ main() {
 Must specify an executable to run.
 
 Usage: pub run <executable> [args...]
--h, --help    Print this usage information.
-    --mode    Mode to run transformers in.
-              (defaults to "release" for dependencies, "debug" for entrypoint)
+-h, --help            Print this usage information.
+-c, --[no-]checked    Enable runtime type checks and assertions.
+    --mode            Mode to run transformers in.
+                      (defaults to "release" for dependencies, "debug" for entrypoint)
 
 Run "pub help" to see global options.
 """,