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 f01549cc4f4725adacd5e1d3b19e9c97220cec33..de5e3c28169c8ad8387afa91efd191253a3fc1e5 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -74751,6 +74751,9 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
 
 <histogram name="WinJumplist.DetailedFolderMoveResults"
     enum="JumplistIconsDetailedFolderMoveCategory">
+  <obsolete>
+    Obsolete 12/13/2016 as we are no long recording this metric.
+  </obsolete>
   <owner>chengx@chromium.org</owner>
   <summary>
     This metric is recorded when folder JumpListIcons is moved (can be rename or
@@ -74763,6 +74766,21 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="WinJumplist.DetailedFolderResults"
+    enum="JumplistIconsDetailedFolderOperationCategory">
+  <owner>chengx@chromium.org</owner>
+  <summary>
+    This metric is recorded when folders JumpListIcons and JumpListIconsOld get
+    updated. These two folders are updated when tabs are closed, mostly visited
+    URLs get updated, etc. These two folders are updated as follows 1)
+    JumpListIconsOld with its content get deleted; 2) if step 1 succeeds,
+    JumpListIcons is moved, 3) if any of the previous steps fails, JumpListIcons
+    is deleted, 4) A new JumpListIcons folder is created. The status of these 4
+    file operations are put together and recorded in this metric. The failure of
+    any of these file operations is suspected to be related to a known issue.
+  </summary>
+</histogram>
+
 <histogram name="WinJumplist.FolderMoveResults"
     enum="JumplistIconsFolderMoveCategory">
   <obsolete>
@@ -74777,11 +74795,15 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
     folder move operation. Before the move operation, there is another step that
     JumpListIconsOld folder is deleted. The status of these steps are put
     together and recorded in this metric. The failure of any of these steps is
-    suspected to be related to a known issue.
+    suspected to be related to a known issue listed below.
+    https://bugs.chromium.org/p/chromium/issues/detail?id=179576
   </summary>
 </histogram>
 
 <histogram name="WinJumplist.FolderResults" enum="JumplisticonsfolderCategory">
+  <obsolete>
+    Obselete 12/13/2016, as we are now recording DetailedFolderResults.
+  </obsolete>
   <owner>chengx@chromium.org</owner>
   <summary>
     This metric is recorded when folders JumpListIcons and JumpListIconsOld get
@@ -91650,6 +91672,46 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
              SourceDirRead Fail - DelFile Fail - DelSourceDir Fail"/>
 </enum>
 
+<enum name="JumplistIconsDetailedFolderOperationCategory" type="int">
+  <int value="0"
+      label="Del Dest Succeed - Mov Succeed - Del Src Succeed - Create Src
+             Succeed"/>
+  <int value="1"
+      label="Del Dest Fail - Mov Succeed - Del Src Succeed - Create Src
+             Succeed"/>
+  <int value="2"
+      label="Del Dest Succeed - Mov Fail - Del Src Succeed - Create Src
+             Succeed"/>
+  <int value="3"
+      label="Del Dest Fail - Mov Fail - Del Src Succeed - Create Src Succeed"/>
+  <int value="4"
+      label="Del Dest Succeed - Mov Succeed - Del Src Fail - Create Src
+             Succeed"/>
+  <int value="5"
+      label="Del Dest Fail - Mov Succeed - Del Src Fail - Create Src Succeed"/>
+  <int value="6"
+      label="Del Dest Succeed - Mov Fail - Del Src Fail - Create Src Succeed"/>
+  <int value="7"
+      label="Del Dest Fail - Mov Fail - Del Src Fail - Create Src Succeed"/>
+  <int value="8"
+      label="Del Dest Succeed - Mov Succeed - Del Src Succeed - Create Src
+             Fail"/>
+  <int value="9"
+      label="Del Dest Fail - Mov Succeed - Del Src Succeed - Create Src Fail"/>
+  <int value="10"
+      label="Del Dest Succeed - Mov Fail - Del Src Succeed - Create Src Fail"/>
+  <int value="11"
+      label="Del Dest Fail - Mov Fail - Del Src Succeed - Create Src Fail"/>
+  <int value="12"
+      label="Del Dest Succeed - Mov Succeed - Del Src Fail - Create Src Fail"/>
+  <int value="13"
+      label="Del Dest Fail - Mov Succeed - Del Src Fail - Create Src Fail"/>
+  <int value="14"
+      label="Del Dest Succeed - Mov Fail - Del Src Fail - Create Src Fail"/>
+  <int value="15"
+      label="Del Dest Fail - Mov Fail - Del Src Fail - Create Src Fail"/>
+</enum>
+
 <enum name="JumplisticonsfolderCategory" type="int">
   <int value="0" label="Del Succeed - Mov Succeed - Create Succeed"/>
   <int value="1" label="Del Fail - Mov Succeed - Create Succeed"/>