Conpherence - don't lose title glyph when switching between messages

Summary: Fixes T7735

Test Plan: switched threads in main conpherence view and observed working title glyph.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T7735

Differential Revision: https://secure.phabricator.com/D12305

src/applications/conpherence/view/ConpherenceThreadListView.php

@@ -90,6 +90,14 @@ final class ConpherenceThreadListView extends AphrontView {
     $epoch = $data['epoch'];
     $image = $data['image'];
     $dom_id = $thread->getPHID().'-nav-item';
+    $glyph_pref = PhabricatorUserPreferences::PREFERENCE_TITLES;
+    $preferences = $user->loadPreferences();
+    if ($preferences->getPreference($glyph_pref) == 'glyph') {
+      $glyph = id(new PhabricatorConpherenceApplication())
+        ->getTitleGlyph().' ';
+    } else {
+      $glyph = null;
+    }
 
     return id(new ConpherenceMenuItemView())
       ->setUser($user)
@@ -103,7 +111,7 @@ final class ConpherenceThreadListView extends AphrontView {
       ->addSigil('conpherence-menu-click')
       ->setMetadata(
         array(
-          'title' => $data['js_title'],
+          'title' => $glyph.$data['js_title'],
           'id' => $dom_id,
           'threadID' => $thread->getID(),
           ));