UMA Metrics for the user menu, including vasquette-detection

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 52733a682f8773268f70a5aaa9e10a85dee6ec06..c547943212a719ee867c8bbad93f1c799e8594dc 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -20958,6 +20958,15 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   </summary>
 </histogram>
 
+<histogram name="Profile.DesktopSignout" enum="ProfileDesktopSignout">
+  <owner>mlerman@chromium.org</owner>
+  <summary>
+    Track user interactions that can be performed in the user menu and user
+    manager. Whether the interaction began from the content area or the avatar
+    button is noted in the histogram suffix.
+  </summary>
+</histogram>
+
 <histogram name="Profile.ExtensionSize" units="MB">
   <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
   <summary>Size of the extension cookies database.</summary>
@@ -40580,6 +40589,20 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="4" label="Canceled"/>
 </enum>
 
+<enum name="ProfileDesktopSignout" type="int">
+  <int value="0" label="Locked In Menu from Button">
+    <summary>User opened the user menu, and clicked lock.</summary>

[Alexei Svitkine (slow), 2014/05/16 14:40:48]

int tags don't have summary fields, though the description can be placed in the
int field itself (e.g. see HistoryTopSitesRecoveryEnum)

[Mike Lerman, 2014/05/22 13:58:34]

Done.

+  </int>
+  <int value="1" label="Remove Account in Menu from Button.">
+    <summary>
+      User opened the user menu, and started removing an account.
+    </summary>
+  </int>
+  <int value="2" label="Add Account in Menu from Button">
+    <summary>User opened the user menu, and started adding an account.</summary>
+  </int>
+</enum>
+
 <enum name="ProfileErrorType" type="int">
   <int value="0" label="History error"/>
   <int value="1" label="Preferences error"/>
@@ -46080,6 +46103,12 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <affected-histogram name="Prerender.TimeUntilUsed2"/>
 </histogram_suffixes>
 
+<histogram_suffixes name="Profile.DesktopSignout">

[Alexei Svitkine (slow), 2014/05/16 17:04:18]

Sorry, one more thing - you need to set separator="." here.

[Mike Lerman, 2014/05/22 13:58:34]

Done.

+  <suffix name="Content" label="Interaction initiated from content area"/>
+  <suffix name="Button" label="Interaction initiated from button"/>
+  <affected-histogram name="Profile.DesktopSignout"/>
+</histogram_suffixes>
+
 <histogram_suffixes name="ProfilePictureDownload" separator=".">
   <suffix name="Default.OOBE" label="default picture, in OOBE"/>
   <suffix name="Default.LoggedIn" label="default picture, after login"/>