Merge "Add different error message to distinguish why failing to get services extension package."

    @NonNull

    private String getRequiredServicesExtensionPackageLPr(@NonNull Computer computer) {

        String servicesExtensionPackage =

                ensureSystemPackageName(computer,

                        mContext.getString(R.string.config_servicesExtensionPackage));

        String configServicesExtensionPackage = mContext.getString(

                R.string.config_servicesExtensionPackage);

        if (TextUtils.isEmpty(configServicesExtensionPackage)) {

            throw new RuntimeException(

                    "Required services extension package failed due to "

                            + "config_servicesExtensionPackage is empty.");

        }

        String servicesExtensionPackage = ensureSystemPackageName(computer,

                configServicesExtensionPackage);

        if (TextUtils.isEmpty(servicesExtensionPackage)) {

            throw new RuntimeException(

                    "Required services extension package is missing, check "

                            + "config_servicesExtensionPackage.");

                    "Required services extension package is missing, "

                            + "config_servicesExtensionPackage had defined with "

                            + configServicesExtensionPackage

                            + ", but can not find the package info on the system image, check if "

                            + "the package has a problem.");

        }

        return servicesExtensionPackage;

    }