Address some violations of chromium-style.

webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h

Index: webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h
diff --git a/webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h b/webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h
index ab05e7f79833c97b8a9b34bc4e631cea18ca6e3d..7914e8cf2b52ae72d8d9550721d6a3ed607db07e 100644
--- a/webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h
+++ b/webrtc/modules/remote_bitrate_estimator/include/bwe_defines.h
@@ -48,10 +48,8 @@ enum RateControlRegion { kRcNearMax, kRcAboveMax, kRcMaxUnknown };
 struct RateControlInput {
   RateControlInput(BandwidthUsage bw_state,
                    const rtc::Optional<uint32_t>& incoming_bitrate,
-                   double noise_var)
-      : bw_state(bw_state),
-        incoming_bitrate(incoming_bitrate),
-        noise_var(noise_var) {}
+                   double noise_var);
+  ~RateControlInput();
 
   BandwidthUsage bw_state;
   rtc::Optional<uint32_t> incoming_bitrate;