[TTS] Move Ranker logging to inference time.

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 fa74d34a3660ccd68011df6933550b8012829403..c131f0bd9fa7099d39c3a8bcc8226dff03530635 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -64828,6 +64828,16 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Search.ContextualSearchNotRankerSuppressedSeen"
+    enum="ContextualSearchResultsSeen">
+  <owner>donnd@chromium.org</owner>
+  <owner>twellington@chromium.org</owner>
+  <summary>
+    Whether search results were seen as part of a Contextual Search when Ranker
+    recommended that the UI NOT be suppressed. Implemented for Android.
+  </summary>
+</histogram>
+
 <histogram name="Search.ContextualSearchPanelOpenDuration" units="ms">
   <owner>donnd@chromium.org</owner>
   <owner>twellington@chromium.org</owner>
@@ -65069,6 +65079,16 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
+<histogram name="Search.ContextualSearchRankerSuppressedSeen"
+    enum="ContextualSearchResultsSeen">
+  <owner>donnd@chromium.org</owner>
+  <owner>twellington@chromium.org</owner>
+  <summary>
+    Whether search results were seen as part of a Contextual Search when Ranker
+    recommended that the UI be suppressed. Implemented for Android.
+  </summary>
+</histogram>
+
 <histogram name="Search.ContextualSearchRecentScrollNotSeen" units="ms">
   <obsolete>
     Deprecated 02/2017.