Emit a better error message in manifest_check.py.

Bug: 132357300
Test: lunch aosp_cf_x86_64_phone-userdebug && m
Test: temporarily patch Gallery2 to fail the check, observe the error
Change-Id: Id67e359188396f68dcecd8b3f4d1bc26271af56d
diff --git a/scripts/manifest_check_test.py b/scripts/manifest_check_test.py
index 635ba9d..7159bdd 100755
--- a/scripts/manifest_check_test.py
+++ b/scripts/manifest_check_test.py
@@ -49,9 +49,9 @@
     try:
       relax = False
       manifest_check.enforce_uses_libraries(doc, uses_libraries,
-        optional_uses_libraries, relax, is_apk=False)
+        optional_uses_libraries, relax, False, 'path/to/X/AndroidManifest.xml')
       manifest_check.enforce_uses_libraries(apk, uses_libraries,
-        optional_uses_libraries, relax, is_apk=True)
+        optional_uses_libraries, relax, True, 'path/to/X/X.apk')
       return True
     except manifest_check.ManifestMismatchError:
       return False