Add language to PersonalizationDataChunk.

import java.util.Collections;

import java.util.List;

import java.util.Locale;

public class PersonalizationDataChunk {

    public final boolean mInputByUser;

    public final List<String> mTokens;

    public final int mTimestampInSeconds;

    public final String mPackageName;

    public final Locale mlocale = null;

    public final String mDetectedLanguage;

    public PersonalizationDataChunk(boolean inputByUser, final List<String> tokens,

            final int timestampInSeconds, final String packageName) {

            final int timestampInSeconds, final String packageName, final String detectedLanguage) {

        mInputByUser = inputByUser;

        mTokens = Collections.unmodifiableList(tokens);

        mTimestampInSeconds = timestampInSeconds;

        mPackageName = packageName;

        mDetectedLanguage = detectedLanguage;

    }

}

                tokens.add(CodePointUtils.generateWord(random, codePointSet));

            }

            final PersonalizationDataChunk personalizationDataChunk = new PersonalizationDataChunk(

                    true /* inputByUser */, tokens, timeStampInSeconds, DUMMY_PACKAGE_NAME);

                    true /* inputByUser */, tokens, timeStampInSeconds, DUMMY_PACKAGE_NAME,

                    LOCALE_EN_US.getLanguage());

            final CountDownLatch countDownLatch = new CountDownLatch(1);

            final AddMultipleDictionaryEntriesCallback callback =

                    new AddMultipleDictionaryEntriesCallback() {