Style fixes in rtcp_packet/

webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h

Index: webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h b/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
index 25f11119140fea8ba8fffd76aeb04d8bee20f7b3..35fe90bb88db1e67799394fafef0a4557c554afd 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h
@@ -69,14 +69,13 @@ class TransportFeedback : public Rtpfb {
   // This function is for tests.
   bool IsConsistent() const;
 
- protected:
+  size_t BlockLength() const override;
+
   bool Create(uint8_t* packet,
               size_t* position,
               size_t max_length,
               PacketReadyCallback* callback) const override;
 
-  size_t BlockLength() const override;
-
  private:
   // Size in bytes of a delta time in rtcp packet.
   // Valid values are 0 (packet wasn't received), 1 or 2.