Open source CrosDisks.* histograms.

tools/metrics/histograms/histograms.xml

 <!--
 Copyright 2013 The Chromium Authors. All rights reserved.
 Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
 -->
 
 <!--
 This file is used to generate a comprehensive list of Chrome histograms along
 with a detailed description for each histogram.
 
@@ skipping 363 matching lines @@
   </summary>
 </histogram>
 
 <histogram name="Cookie.ReinstatedCookies" units="seconds">
   <summary>
     The duration in seconds between a cookie getting evicted (due to the number
     of cookies exceeding a domain limit), and subsequently reinstated.
   </summary>
 </histogram>
 
+<histogram name="CrosDisks.ArchiveType" enum="CrosDisksArchiveType">
+  <summary>
+    The type of archive file that Chrome OS cros-disks daemon is requested to
+    mount.
+  </summary>
+</histogram>
+
+<histogram name="CrosDisks.DeviceMediaType" enum="CrosDisksDeviceMediaType">
+  <summary>
+    The media type of removable device that Chrome OS cros-disks daemon is
+    requested to mount.
+  </summary>
+</histogram>
+
+<histogram name="CrosDisks.FilesystemType" enum="CrosDisksFilesystemType">
+  <summary>
+    The type of file system that Chrome OS cros-disks daemon is requested to
+    mount.
+  </summary>
+</histogram>
+
 <histogram name="DiskCache.TotalIOTime" units="milliseconds">
   <obsolete>
     Deprecated.
   </obsolete>
   <summary>
     The total time it takes to perform a payload IO operation, for the regular
     disk cache.
   </summary>
 </histogram>
 
@@ skipping 4121 matching lines @@
     The cookie evicted during per-domain/eTLD+1 garbage collection, and would
     not have been evicted by global metrics as well (because they had been
     accessed recently enough to save).
   </int>
   <int value="10" label="expired_overwrite">
     The cookie deletion occurred because the server overwrote it with an already
     expired cookie (this is a common idiom for server deletions of cookies).
   </int>
 </enum>
 
+<enum name="CrosDisksArchiveType" type="int">
+  <int value="0" label="Unknown"/>
+  <int value="1" label="ZIP"/>
+  <int value="2" label="RAR"/>
+  <int value="3" label="Tar"/>
+  <int value="4" label="Bzip2-compressed Tar"/>
+  <int value="5" label="Gzip-compressed Tar"/>
+</enum>
+
+<enum name="CrosDisksDeviceMediaType" type="int">
+  <int value="0" label="Unknown"/>
+  <int value="1" label="USB Drive"/>
+  <int value="2" label="SD Card"/>
+  <int value="3" label="Optical Disc"/>
+  <int value="4" label="Mobile Device"/>
+  <int value="5" label="DVD"/>
+</enum>
+
+<enum name="CrosDisksFilesystemType" type="int">
+  <int value="0" label="Unknown"/>
+  <int value="1" label="Others"/>
+  <int value="2" label="FAT"/>
+  <int value="3" label="exFAT"/>
+  <int value="4" label="NTFS"/>
+  <int value="5" label="HFS+"/>
+  <int value="6" label="Ext2"/>
+  <int value="7" label="Ext3"/>
+  <int value="8" label="Ext4"/>
+  <int value="9" label="ISO9660"/>
+  <int value="10" label="UDF"/>
+</enum>
+
 <enum name="DoubleGetExperimentMethods" type="int">
   <int value="0" label="POST"/>
   <int value="1" label="GET_CACHABLE"/>
   <int value="2" label="GET_NON_CACHABLE"/>
 </enum>
 
 <enum name="DriveCacheDBOpenStatus" type="int">
   <int value="0" label="Success"/>
   <int value="1" label="Corrupt database"/>
   <int value="2" label="Unknown recoverable failure"/>
@@ skipping 3395 matching lines @@
 <fieldtrial name="SSLResumption">
   <group name="Resume_Handshake" label="Session Resumption"/>
   <group name="Full_Handshake" label="Full"/>
   <affected-histogram name="Net.SSL_Connection_Latency"/>
   <affected-histogram name="Net.SSL_Connection_Latency_Google"/>
 </fieldtrial>
 
 </fieldtrials>
 
 </histogram-configuration>