Merge "Make InputFilter.AllCaps constructor reject null locales" into oc-mr1-dev

package android.text;

import android.annotation.Nullable;

import android.annotation.NonNull;

import com.android.internal.util.Preconditions;

import java.util.Locale;

         * Constructs a locale-specific AllCaps filter, to make sure capitalization rules of that

         * locale are used for transforming the sequence.

         */

        public AllCaps(@Nullable Locale locale) {

        public AllCaps(@NonNull Locale locale) {

            Preconditions.checkNotNull(locale);

            mLocale = locale;

        }