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

webrtc/modules/rtp_rtcp/source/rtcp_packet/app.cc

Index: webrtc/modules/rtp_rtcp/source/rtcp_packet/app.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_packet/app.cc b/webrtc/modules/rtp_rtcp/source/rtcp_packet/app.cc
index a2d37a4dfc35632f7369bdba6dee0beeadbec3e1..322bf363b4e450ff0932c6d33c25d95b53c82ec3 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_packet/app.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_packet/app.cc
@@ -58,7 +58,7 @@ void App::SetSubType(uint8_t subtype) {
 
 void App::SetData(const uint8_t* data, size_t data_length) {
   RTC_DCHECK(data);
-  RTC_DCHECK_EQ(data_length % 4, 0u) << "Data must be 32 bits aligned.";
+  RTC_DCHECK_EQ(data_length % 4, 0) << "Data must be 32 bits aligned.";
   RTC_DCHECK_LE(data_length, kMaxDataSize) << "App data size " << data_length
                                            << " exceed maximum of "
                                            << kMaxDataSize << " bytes.";