Add histograms for location timings for Android omnibox queries.

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 4e22c187711f934812506099cf16e385d94c65cb..a865533c31d74db76682e515ca6877f2f41ff48e 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -19496,6 +19496,16 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram base="true" name="Geolocation.Header.LocationAge" units="seconds">
+  <owner>kcarattini@chromium.org</owner>
+  <owner>dominickn@chromium.org</owner>
+  <summary>
+    For Geolocation requests from the omnibox on Android, the time since the
+    location was most recently acquired. If no location has been acquired, the
+    maximum bucket is incremented.
+  </summary>
+</histogram>
+
 <histogram name="Geolocation.Header.PermissionState"
     enum="GeolocationHeaderPermissionState">
   <owner>kcarattini@chromium.org</owner>
@@ -19507,6 +19517,16 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram base="true" name="Geolocation.Header.TimeListening" units="ms">
+  <owner>kcarattini@chromium.org</owner>
+  <owner>dominickn@chromium.org</owner>
+  <summary>
+    For Geolocation requests from the omnibox on Android, the time since the
+    location was first acquired. If no location has been acquired, the maximum
+    bucket is incremented.
+  </summary>
+</histogram>
+
 <histogram name="Geolocation.InfoBarDelegate.Event"
     enum="GeolocationInfoBarDelegateEvent">
   <obsolete>
@@ -111196,6 +111216,29 @@ value.
   <affected-histogram name="LocalStorage.RendererTimeToPrimeLocalStorage"/>
 </histogram_suffixes>
 
+<histogram_suffixes name="LocationAttachedStatus" separator=".">
+  <suffix name="LocationAttached"
+      label="This histogram is for when the location was successfully
+             attached to the request."/>
+  <suffix name="LocationNotAttached"
+      label="This histogram is for when the location was not attached to the
+             request. A location may not be attached if it is too old or if
+             the permissions do not allow it."/>
+  <affected-histogram name="Geolocation.Header.TimeListening.BatterySaving"/>
+  <affected-histogram name="Geolocation.Header.TimeListening.GpsOnly"/>
+  <affected-histogram name="Geolocation.Header.TimeListening.HighAccuracy"/>
+</histogram_suffixes>
+
+<histogram_suffixes name="LocationMode" separator=".">
+  <suffix name="BatterySaving"
+      label="This histogram is for location mode Battery Saving."/>
+  <suffix name="GpsOnly" label="This histogram is for location mode GPS Only."/>
+  <suffix name="HighAccuracy"
+      label="This histogram is for location mode High Accuracy."/>
+  <affected-histogram name="Geolocation.Header.LocationAge"/>
+  <affected-histogram name="Geolocation.Header.TimeListening"/>
+</histogram_suffixes>
+
 <histogram_suffixes name="LockExistingCachedImage" separator=".">
   <suffix name="Software.EVENTUALLY" label="Eventually bin for software"/>
   <suffix name="Software.NOW" label="Now bin for software"/>