Extend PasswordProtection.VisualFeatureExtractionDuration

This metric is useful for monitoring as we work on visual features for
detecting phishing.

Fixed: 1089244
Change-Id: I52dc7744f3b4df1e5755f5166f2d9eac06e87b55
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2450696
Auto-Submit: Daniel Rubery <drubery@chromium.org>
Commit-Queue: Daniel Rubery <drubery@chromium.org>
Commit-Queue: Steven Holte <holte@chromium.org>
Reviewed-by: Steven Holte <holte@chromium.org>
Cr-Commit-Position: refs/heads/master@{#813882}

tools/metrics/histograms/histograms_xml/password/histograms.xml

@@ -2432,8 +2432,8 @@ reviews. Googlers can read more about this at go/gwsq-gerrit.
 </histogram>
 
 <histogram name="PasswordProtection.VisualFeatureExtractionDuration" units="ms"
-    expires_after="M85">
-  <owner>vakh@chromium.org</owner>
+    expires_after="2021-04-05">
+  <owner>drubery@chromium.org</owner>
   <owner>chrome-safebrowsing-alerts@google.com</owner>
   <summary>
     The time it takes to extract the visual features of a login page before