Add missing MoreKeySpec.hashCode

package com.android.inputmethod.keyboard.internal;

import android.text.TextUtils;

import com.android.inputmethod.keyboard.Keyboard;

import com.android.inputmethod.latin.StringUtils;

import java.util.Locale;

public class MoreKeySpec {

public final class MoreKeySpec {

    public final int mCode;

    public final String mLabel;

    public final String mOutputText;

        mIconId = KeySpecParser.getIconId(moreKeySpec);

    }

    @Override

    public int hashCode() {

        int hashCode = 1;

        hashCode = 31 + mCode;

        hashCode = hashCode * 31 + mIconId;

        hashCode = hashCode * 31 + (mLabel == null ? 0 : mLabel.hashCode());

        hashCode = hashCode * 31 + (mOutputText == null ? 0 : mOutputText.hashCode());

        return hashCode;

    }

    @Override

    public boolean equals(final Object o) {

        if (this == o) return true;

        if (o instanceof MoreKeySpec) {

            final MoreKeySpec other = (MoreKeySpec)o;

            return mCode == other.mCode

                    && mIconId == other.mIconId

                    && TextUtils.equals(mLabel, other.mLabel)

                    && TextUtils.equals(mOutputText, other.mOutputText);

        }

        return false;

    }

    @Override

    public String toString() {

        final String label = (mIconId == KeyboardIconsSet.ICON_UNDEFINED ? mLabel