Bug 1603778 - Enable openViewOnFocus in Nightly. r=mak

Differential Revision: https://phabricator.services.mozilla.com/D57466

--HG--
extra : moz-landing-system : lando

browser/app/profile/firefox.js

@@ -322,15 +322,16 @@ pref("browser.urlbar.usepreloadedtopurls.expire_days", 14);
   pref("browser.urlbar.update1", true);
   // Whether the urlbar should strip https from urls in the view.
   pref("browser.urlbar.update1.view.stripHttps", true);
+  pref("browser.urlbar.openViewOnFocus", true);
 #else
   pref("browser.urlbar.update1", false);
   pref("browser.urlbar.update1.view.stripHttps", false);
+  pref("browser.urlbar.openViewOnFocus", false);
 #endif
 // Whether we expand the font size when when the urlbar is
 // focused in design update 1.
 pref("browser.urlbar.update1.expandTextOnFocus", false);
 
-pref("browser.urlbar.openViewOnFocus", false);
 pref("browser.urlbar.eventTelemetry.enabled", false);
 
 pref("browser.altClickSave", false);

browser/base/content/browser.xhtml

@@ -991,6 +991,7 @@
                      onclick="gURLBar.handleCommand(event);"
                      tooltiptext="&goEndCap.tooltip;"/>
               <image class="urlbar-history-dropmarker urlbar-icon chromeclass-toolbar-additional"
+                     hidden="true"
                      tooltiptext="&urlbar.openHistoryPopup.tooltip;"/>
               <hbox id="page-action-buttons" context="pageActionContextMenu">
                 <toolbartabstop/>