Add macros for ability to log samples that are added to histograms (RTC_LOGGED_*).

webrtc/video/receive_statistics_proxy.cc

Index: webrtc/video/receive_statistics_proxy.cc
diff --git a/webrtc/video/receive_statistics_proxy.cc b/webrtc/video/receive_statistics_proxy.cc
index c92d4083c04208ba7d1096ce8f5d74a7cd84343f..c8c2aeb8a49763905b7d51c9ee887032e9098cd8 100644
--- a/webrtc/video/receive_statistics_proxy.cc
+++ b/webrtc/video/receive_statistics_proxy.cc
@@ -41,38 +41,41 @@ ReceiveStatisticsProxy::~ReceiveStatisticsProxy() {
 void ReceiveStatisticsProxy::UpdateHistograms() {
   int fraction_lost = report_block_stats_.FractionLostInPercent();
   if (fraction_lost != -1) {
-    RTC_HISTOGRAM_PERCENTAGE("WebRTC.Video.ReceivedPacketsLostInPercent",
-                             fraction_lost);
+    RTC_LOGGED_HISTOGRAM_PERCENTAGE("WebRTC.Video.ReceivedPacketsLostInPercent",
+                                    fraction_lost);
   }
   const int kMinRequiredSamples = 200;
   int samples = static_cast<int>(render_fps_tracker_.TotalSampleCount());
   if (samples > kMinRequiredSamples) {
-    RTC_HISTOGRAM_COUNTS_100("WebRTC.Video.RenderFramesPerSecond",
-                             round(render_fps_tracker_.ComputeTotalRate()));
-    RTC_HISTOGRAM_COUNTS_100000(
+    RTC_LOGGED_HISTOGRAM_COUNTS_100(
+        "WebRTC.Video.RenderFramesPerSecond",
+        round(render_fps_tracker_.ComputeTotalRate()));
+    RTC_LOGGED_HISTOGRAM_COUNTS_100000(
         "WebRTC.Video.RenderSqrtPixelsPerSecond",
         round(render_pixel_tracker_.ComputeTotalRate()));
   }
   int width = render_width_counter_.Avg(kMinRequiredSamples);
   int height = render_height_counter_.Avg(kMinRequiredSamples);
   if (width != -1) {
-    RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.ReceivedWidthInPixels", width);
-    RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.ReceivedHeightInPixels", height);
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000("WebRTC.Video.ReceivedWidthInPixels",
+                                      width);
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000("WebRTC.Video.ReceivedHeightInPixels",
+                                      height);
   }
   int qp = qp_counters_.vp8.Avg(kMinRequiredSamples);
   if (qp != -1)
-    RTC_HISTOGRAM_COUNTS_200("WebRTC.Video.Decoded.Vp8.Qp", qp);
+    RTC_LOGGED_HISTOGRAM_COUNTS_200("WebRTC.Video.Decoded.Vp8.Qp", qp);
 
   // TODO(asapersson): DecoderTiming() is call periodically (each 1000ms) and
   // not per frame. Change decode time to include every frame.
   const int kMinRequiredDecodeSamples = 5;
   int decode_ms = decode_time_counter_.Avg(kMinRequiredDecodeSamples);
   if (decode_ms != -1)
-    RTC_HISTOGRAM_COUNTS_1000("WebRTC.Video.DecodeTimeInMs", decode_ms);
+    RTC_LOGGED_HISTOGRAM_COUNTS_1000("WebRTC.Video.DecodeTimeInMs", decode_ms);
 
   int delay_ms = delay_counter_.Avg(kMinRequiredDecodeSamples);
   if (delay_ms != -1)
-    RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.OnewayDelayInMs", delay_ms);
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000("WebRTC.Video.OnewayDelayInMs", delay_ms);
 
   StreamDataCounters rtp = stats_.rtp_stats;
   StreamDataCounters rtx;
@@ -83,41 +86,43 @@ void ReceiveStatisticsProxy::UpdateHistograms() {
   int64_t elapsed_sec =
       rtp_rtx.TimeSinceFirstPacketInMs(clock_->TimeInMilliseconds()) / 1000;
   if (elapsed_sec > metrics::kMinRunTimeInSeconds) {
-    RTC_HISTOGRAM_COUNTS_10000(
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000(
         "WebRTC.Video.BitrateReceivedInKbps",
         static_cast<int>(rtp_rtx.transmitted.TotalBytes() * 8 / elapsed_sec /
                          1000));
-    RTC_HISTOGRAM_COUNTS_10000(
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000(
         "WebRTC.Video.MediaBitrateReceivedInKbps",
         static_cast<int>(rtp.MediaPayloadBytes() * 8 / elapsed_sec / 1000));
-    RTC_HISTOGRAM_COUNTS_10000(
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000(
         "WebRTC.Video.PaddingBitrateReceivedInKbps",
         static_cast<int>(rtp_rtx.transmitted.padding_bytes * 8 / elapsed_sec /
                          1000));
-    RTC_HISTOGRAM_COUNTS_10000(
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000(
         "WebRTC.Video.RetransmittedBitrateReceivedInKbps",
         static_cast<int>(rtp_rtx.retransmitted.TotalBytes() * 8 / elapsed_sec /
                          1000));
     if (!rtx_stats_.empty()) {
-      RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.RtxBitrateReceivedInKbps",
-                                 static_cast<int>(rtx.transmitted.TotalBytes() *
-                                                  8 / elapsed_sec / 1000));
+      RTC_LOGGED_HISTOGRAM_COUNTS_10000(
+          "WebRTC.Video.RtxBitrateReceivedInKbps",
+          static_cast<int>(rtx.transmitted.TotalBytes() * 8 / elapsed_sec /
+                           1000));
     }
     if (config_.rtp.fec.ulpfec_payload_type != -1) {
-      RTC_HISTOGRAM_COUNTS_10000(
+      RTC_LOGGED_HISTOGRAM_COUNTS_10000(
           "WebRTC.Video.FecBitrateReceivedInKbps",
           static_cast<int>(rtp_rtx.fec.TotalBytes() * 8 / elapsed_sec / 1000));
     }
     const RtcpPacketTypeCounter& counters = stats_.rtcp_packet_type_counts;
-    RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.NackPacketsSentPerMinute",
-                               counters.nack_packets * 60 / elapsed_sec);
-    RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.FirPacketsSentPerMinute",
-                               counters.fir_packets * 60 / elapsed_sec);
-    RTC_HISTOGRAM_COUNTS_10000("WebRTC.Video.PliPacketsSentPerMinute",
-                               counters.pli_packets * 60 / elapsed_sec);
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000("WebRTC.Video.NackPacketsSentPerMinute",
+                                      counters.nack_packets * 60 / elapsed_sec);
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000("WebRTC.Video.FirPacketsSentPerMinute",
+                                      counters.fir_packets * 60 / elapsed_sec);
+    RTC_LOGGED_HISTOGRAM_COUNTS_10000("WebRTC.Video.PliPacketsSentPerMinute",
+                                      counters.pli_packets * 60 / elapsed_sec);
     if (counters.nack_requests > 0) {
-      RTC_HISTOGRAM_PERCENTAGE("WebRTC.Video.UniqueNackRequestsSentInPercent",
-                               counters.UniqueNackRequestsInPercent());
+      RTC_LOGGED_HISTOGRAM_PERCENTAGE(
+          "WebRTC.Video.UniqueNackRequestsSentInPercent",
+          counters.UniqueNackRequestsInPercent());
     }
   }
 }