tree eee16c54e985c4d5d47ac819048cf5db010486de
parent 191cbad91f19c14316810c806c4b0560d9386c8c
author Nick Kralevich <nnk@google.com> 1409868438 -0700
committer Nick Kralevich <nnk@google.com> 1409868438 -0700

AppWidgetServiceImpl: Use enforceCallingOrSelfPermission for checking DUMP

Use enforceCallingOrSelfPermission() for throwing a security exception
rather than creating the security exception ourselves. This has the
advantage that the exception is in a well known format expected by
the CTS test android.security.cts.ServicePermissionsTest#testDumpProtected

Bug: 17165920
Change-Id: I7d3c2d2a0852a490fe1d553cd81d1efc79d2fec3