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

webrtc/modules/video_coding/video_codec_initializer.cc

Index: webrtc/modules/video_coding/video_codec_initializer.cc
diff --git a/webrtc/modules/video_coding/video_codec_initializer.cc b/webrtc/modules/video_coding/video_codec_initializer.cc
index 57f9b268c0429749b3b4e86d0d5497527daf5b0e..c6db91619bf7ae3f5a7d6dd6a3f4e54c99719828 100644
--- a/webrtc/modules/video_coding/video_codec_initializer.cc
+++ b/webrtc/modules/video_coding/video_codec_initializer.cc
@@ -177,8 +177,8 @@ VideoCodec VideoCodecInitializer::VideoEncoderConfigToVideoCodec(
   }
   for (size_t i = 0; i < streams.size(); ++i) {
     SimulcastStream* sim_stream = &video_codec.simulcastStream[i];
-    RTC_DCHECK_GT(streams[i].width, 0u);
-    RTC_DCHECK_GT(streams[i].height, 0u);
+    RTC_DCHECK_GT(streams[i].width, 0);
+    RTC_DCHECK_GT(streams[i].height, 0);
     RTC_DCHECK_GT(streams[i].max_framerate, 0);
     // Different framerates not supported per stream at the moment.
     RTC_DCHECK_EQ(streams[i].max_framerate, streams[0].max_framerate);