Define DataUse/AllServices histogram hashes.

These are known offenders of the UMA.NegativeSamples.Histogram
metric.

https://bugs.chromium.org/p/chromium/issues/detail?id=739925

Bug: 682680,739925
Change-Id: Ie3e394baf5e1dfb2cf8f1028c5273c0a3d19ab4a
Reviewed-on: https://chromium-review.googlesource.com/570262Reviewed-by: Alexei Svitkine (slow) <asvitkine@chromium.org>
Commit-Queue: Brian White <bcwhite@chromium.org>
Cr-Commit-Position: refs/heads/master@{#486490}

tools/metrics/histograms/enums.xml

@@ -18975,19 +18975,47 @@ uploading your change for review.  These are checked by presubmit scripts.
 </enum>
 
 <enum name="HistogramNameHash">
-  <summary>
-    These numbers are the lower 32 bits of the hash of the metric name.
-  </summary>
   <int value="-2055973512" label="Login.ConsumerNewUsersAllowed"/>
+  <int value="-2021219906"
+      label="DataUse.MessageSize.AllServices.Downstream.Foreground.NotCellular"/>
+  <int value="-1620411628"
+      label="DataUse.MessageSize.AllServices.Downstream.Unknown.NotCellular"/>
+  <int value="-1607339868"
+      label="DataUse.MessageSize.AllServices.Upstream.Unknown.NotCellular"/>
+  <int value="-1390672863"
+      label="DataUse.MessageSize.AllServices.Upstream.Background.NotCellular"/>
   <int value="-1286300074"
       label="Network.Shill.Wifi.ExpiredLeaseLengthSeconds"/>
+  <int value="-847447887"
+      label="DataUse.MessageSize.AllServices.Upstream.Foreground.NotCellular"/>
+  <summary>
+    These numbers are the lower 32 bits of the hash of the metric name.
+  </summary>
+  <int value="-742109866" label="Stability.BrowserExitCodes"/>
+  <int value="-657514887" label="DataUse.MessageSize.AllServices"/>
+  <int value="-535820174"
+      label="DataUse.MessageSize.AllServices.Downstream.Background.NotCellular"/>
+  <int value="-355731177" label="UMA.SamplingRatePerMille"/>
+  <int value="-141990989" label="DataUse.AllServices.Background"/>
   <int value="0" label="Missing hash value"/>
+  <int value="149985012"
+      label="DataUse.MessageSize.AllServices.Upstream.Unknown.Cellular"/>
+  <int value="192918458"
+      label="DataUse.MessageSize.AllServices.Downstream.Unknown.Cellular"/>
   <int value="424952287"
       label="Network.Shill.Wifi.LinkMonitorResponseTimeSample"/>
   <int value="628921860"
       label="Network.Shill.Ethernet.LinkMonitorResponseTimeSample"/>
   <int value="662206917"
       label="Network.Shill.Ethernet.ExpiredLeaseLengthSeconds"/>
+  <int value="757405826"
+      label="DataUse.MessageSize.AllServices.Upstream.Foreground.Cellular"/>
+  <int value="1370064090"
+      label="DataUse.MessageSize.AllServices.Upstream.Background.Cellular"/>
+  <int value="1753226325"
+      label="DataUse.MessageSize.AllServices.Downstream.Foreground.Cellular"/>
+  <int value="1977321258"
+      label="DataUse.MessageSize.AllServices.Downstream.Background.Cellular"/>
 </enum>
 
 <enum name="HistoryFaviconsRecoveryEnum">