Update expiry histograms.

Extend the expiry date of the histograms' for tab/window dragging and
back gesture.

Bug: 1147108, 1147107, 1147106, 1147105, 1147098
Change-Id: Ic2f9d2eacc9aa39a702fa2dc67c4befcbb25a17a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2527678
Commit-Queue: Min Chen <minch@chromium.org>
Reviewed-by: Xiaoqian Dai <xdai@chromium.org>
Reviewed-by: Steven Holte <holte@chromium.org>
Cr-Commit-Position: refs/heads/master@{#826872}

tools/metrics/histograms/histograms_xml/ash/histograms.xml

@@ -155,7 +155,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Ash.BackGesture.EndScenarioType"
-    enum="BackGestureEndScenarioType" expires_after="2020-12-23">
+    enum="BackGestureEndScenarioType" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>tclaiborne@chromium.org</owner>
   <summary>
@@ -165,7 +165,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Ash.BackGesture.StartScenarioType"
-    enum="BackGestureStartScenarioType" expires_after="2021-04-25">
+    enum="BackGestureStartScenarioType" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>tclaiborne@chromium.org</owner>
   <summary>
@@ -175,7 +175,7 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="Ash.BackGesture.UnderneathWindowType"
-    enum="BackGestureUnderneathWindowType" expires_after="2020-12-23">
+    enum="BackGestureUnderneathWindowType" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>tclaiborne@chromium.org</owner>
   <summary>

tools/metrics/histograms/histograms_xml/others/histograms.xml

@@ -14286,7 +14286,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.AppDrag.EndWindowState"
-    enum="AppWindowDragEndWindowState" expires_after="2020-12-20">
+    enum="AppWindowDragEndWindowState" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14296,7 +14296,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.AppWindowDrag.CountOfPerUserSession" units="times"
-    expires_after="2020-12-20">
+    expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14307,7 +14307,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.AppWindowDrag.InSplitView.CountOfPerUserSession"
-    units="times" expires_after="2020-12-20">
+    units="times" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14328,7 +14328,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.TabDrag.CountOfPerUserSession" units="times"
-    expires_after="2021-02-28">
+    expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14339,7 +14339,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.TabDrag.DragType" enum="TabDragType"
-    expires_after="2020-12-20">
+    expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14349,7 +14349,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.TabDrag.InSplitView.CountOfPerUserSession"
-    units="times" expires_after="2020-12-20">
+    units="times" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14360,7 +14360,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.WindowDrag.DragEndEventType"
-    enum="WindowDragEndEventType" expires_after="2020-12-20">
+    enum="WindowDragEndEventType" expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>
@@ -14370,7 +14370,7 @@ should be kept until we remove incident reporting. -->
 </histogram>
 
 <histogram name="Tablet.WindowDrag.OpenedWindowsNumber" units="numbers"
-    expires_after="2020-12-20">
+    expires_after="2021-06-01">
   <owner>minch@chromium.org</owner>
   <owner>omrilio@chromium.org</owner>
   <summary>