RTC_[D]CHECK_op: Remove "u" suffix on integer constants

webrtc/modules/rtp_rtcp/source/forward_error_correction.cc

Index: webrtc/modules/rtp_rtcp/source/forward_error_correction.cc
diff --git a/webrtc/modules/rtp_rtcp/source/forward_error_correction.cc b/webrtc/modules/rtp_rtcp/source/forward_error_correction.cc
index 568ba8afbc7567650e2fe8a9aa76aab913e50ea1..7a3b1583d872ff1c3337debdf4cb3f76ac71e370 100644
--- a/webrtc/modules/rtp_rtcp/source/forward_error_correction.cc
+++ b/webrtc/modules/rtp_rtcp/source/forward_error_correction.cc
@@ -103,7 +103,7 @@ int ForwardErrorCorrection::EncodeFec(const PacketList& media_packets,
   const size_t num_media_packets = media_packets.size();
 
   // Sanity check arguments.
-  RTC_DCHECK_GT(num_media_packets, 0u);
+  RTC_DCHECK_GT(num_media_packets, 0);
   RTC_DCHECK_GE(num_important_packets, 0);
   RTC_DCHECK_LE(static_cast<size_t>(num_important_packets), num_media_packets);
   RTC_DCHECK(fec_packets->empty());
@@ -239,7 +239,7 @@ void ForwardErrorCorrection::GenerateFecPayloads(
       pkt_mask_idx += media_pkt_idx / 8;
       media_pkt_idx %= 8;
     }
-    RTC_DCHECK_GT(fec_packet->length, 0u)
+    RTC_DCHECK_GT(fec_packet->length, 0)
         << "Packet mask is wrong or poorly designed.";
   }
 }