code: func (c *CacheStorage) DeleteCache(cacheId string) (*gcdmessage.ChromeResponse, error) {
  	var v CacheStorageDeleteCacheParams
  	v.CacheId = cacheId
  	return c.DeleteCacheWithParams(&v)
  }
docs: // DeleteCache - Deletes a cache.
  // cacheId - Id of cache for deletion.