tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 6110fb3c1f3c44bc0073be570adf92667f10213b..3665d42eb579d46a3e1f3fc4fd50e2200f4da7c2 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -30310,6 +30310,9 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
 <histogram name="Net.QuicSession.21CumulativePacketsReceived"
     units="Received in Ranges">
   <owner>rch@chromium.org</owner>
+  <obsolete>
+    Deprecated 08/2016.
+  </obsolete>
   <summary>
     This histogram summarizes information about a 21 packet sequence, indicating
     for each of the 21 possible prefixes of this pattern, how many packets were
@@ -30329,6 +30332,9 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
 <histogram name="Net.QuicSession.6PacketsPatternsReceived"
     units="Binay of Packets ACKed">
   <owner>rch@chromium.org</owner>
+  <obsolete>
+    Deprecated 08/2016.
+  </obsolete>
   <summary>
     Each of the 64 buckets represents a different binary pattern of 6
     consecutive packets that were received by the client.  The LSB of the bucket
@@ -30746,6 +30752,9 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
 
 <histogram name="Net.QuicSession.PacketReceived" units="SequenceNumber">
   <owner>rch@chromium.org</owner>
+  <obsolete>
+    Deprecated 08/2016.
+  </obsolete>
   <summary>
     Each bucket corresponds to a specific packet sequence number that was sent
     by a server to Chrome at the start of a QUIC connection. This histogram is