Merge "Don't crash apps unfairly under FAS" into pi-dev

                Slog.w(TAG, "Background start not allowed: service "

                        + service + " to " + r.name.flattenToShortString()

                        + " from pid=" + callingPid + " uid=" + callingUid

                        + " pkg=" + callingPackage);

                        + " pkg=" + callingPackage + " startFg?=" + fgRequired);

                if (allowed == ActivityManager.APP_START_MODE_DELAYED || forceSilentAbort) {

                    // In this case we are silently disabling the app, to disrupt as

                    // little as possible existing apps.

                    return null;

                }

                if (forcedStandby) {

                    // This is an O+ app, but we might be here because the user has placed

                    // it under strict background restrictions.  Don't punish the app if it's

                    // trying to do the right thing but we're denying it for that reason.

                    if (fgRequired) {

                        if (DEBUG_BACKGROUND_CHECK) {

                            Slog.v(TAG, "Silently dropping foreground service launch due to FAS");

                        }

                        return null;

                    }

                }

                // This app knows it is in the new model where this operation is not

                // allowed, so tell it what has happened.

                UidRecord uidRec = mAm.mActiveUids.get(r.appInfo.uid);