Adding the Previews infobar to pages that show a client LoFi image

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 12b8f38552a570320bf2fdd9795435ae19855797..5c0e11061aeb8d1affbe68987c6e3e76b29b73fa 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -55277,38 +55277,11 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   </summary>
 </histogram>
 
-<histogram name="Previews.InfoBarAction.LitePage" enum="PreviewsInfoBarAction">
+<histogram name="Previews.InfoBarAction" enum="PreviewsInfoBarAction">
   <owner>bengr@chromium.org</owner>
   <owner>megjablon@chromium.org</owner>
   <summary>
-    User interactions with the previews LitePage &quot;Saved data&quot; infobar.
-    These include:
-
-    Displays of the infobar and clicks on the &quot;Load original&quot; link.
-    Whether the infobar was dismissed by navigation or the user clicking on
-    &quot;X&quot; close button.
-  </summary>
-</histogram>
-
-<histogram name="Previews.InfoBarAction.LoFi" enum="PreviewsInfoBarAction">
-  <owner>bengr@chromium.org</owner>
-  <owner>megjablon@chromium.org</owner>
-  <summary>
-    User interactions with the previews Lo-Fi &quot;Saved data&quot; infobar.
-    These include:
-
-    Displays of the infobar and clicks on the &quot;Load original&quot; link.
-    Whether the infobar was dismissed by navigation or the user clicking on
-    &quot;X&quot; close button.
-  </summary>
-</histogram>
-
-<histogram name="Previews.InfoBarAction.Offline" enum="PreviewsInfoBarAction">
-  <owner>bengr@chromium.org</owner>
-  <owner>megjablon@chromium.org</owner>
-  <summary>
-    User interactions with the previews Offline &quot;Faster page loaded&quot;
-    infobar. These include:
+    User interactions with the previews infobar. These include:
 
     Displays of the infobar and clicks on the &quot;Load original&quot; link.
     Whether the infobar was dismissed by navigation or the user clicking on
@@ -125808,7 +125781,10 @@ from previous Chrome versions.
 <histogram_suffixes name="Previews.Types" separator=".">
   <suffix name="Offline" label="Offline previews"/>
   <suffix name="ClientLoFi" label="Client LoFi previews"/>
+  <suffix name="LoFi" label="Server LoFi previews"/>
+  <suffix name="LitePage" label="Server Lite Page previews"/>
   <affected-histogram name="Previews.EligibilityReason"/>
+  <affected-histogram name="Previews.InfoBarAction"/>
 </histogram_suffixes>
 
 <histogram_suffixes name="ProcessType" separator=".">