delete_entry

# File activesupport/lib/active_support/cache/mem_cache_store.rb, line 153
        def delete_entry(key, options) # :nodoc:
          response = @data.delete(escape_key(key))
          response == Response::DELETED
        rescue MemCache::MemCacheError => e
          logger.error("MemCacheError (#{e}): #{e.message}") if logger
          false
        end