using System.Collections.Generic;

public static class ListExtension
{
    public static bool Remove<T>(this List<T> list, T item, IEqualityComparer<T> compare)
    {
        bool hasEntry = false;
        foreach (T entry in list)
        {
            if (!compare.Equals(item, entry))
            {
                continue;
            }

            hasEntry = true;
            list.Remove(entry);
            break;
        }

        return hasEntry;
    }
}