docs: function breakRequest(retryReason) {
          clearTimeouts();
  
          // mark this request as rejected, response must not be built in this case
          httpRequest.rejected = true;
          // force agent "freeness" (e.g. release) in Node.js<0.12 and dump response object internally
          httpRequest.abort();
  
          if (retryReason) {
              // call for retry if retryReason provided
              self._retryHttpRequest(retryReason);
          }
      }