Merge "Add receiver flag enforcement workaround for apps targeting U"

            // Don't enforce the flag check if we're EITHER registering for only protected

            // broadcasts, or the receiver is null (a sticky broadcast). Sticky broadcasts should

            // not be used generally, so we will be marking them as exported by default

            final boolean requireExplicitFlagForDynamicReceivers = CompatChanges.isChangeEnabled(

            boolean requireExplicitFlagForDynamicReceivers = CompatChanges.isChangeEnabled(

                    DYNAMIC_RECEIVER_EXPLICIT_EXPORT_REQUIRED, callingUid)

                    && mConstants.mEnforceReceiverExportedFlagRequirement;

            // STOPSHIP(b/259139792): Allow apps that are currently targeting U and in process of

            // updating their receivers to be exempt from this requirement until their receivers

            // are flagged.

            if (requireExplicitFlagForDynamicReceivers) {

                if ("com.google.android.apps.messaging".equals(callerPackage)) {

                    // Note, a versionCode check for this package is not performed because it could

                    // cause breakage with a subsequent update outside the system image.

                    requireExplicitFlagForDynamicReceivers = false;

                }

            }

            if (!onlyProtectedBroadcasts) {

                if (receiver == null && !explicitExportStateDefined) {

                    // sticky broadcast, no flag specified (flag isn't required)