Bug 1582375 - Focus the urlbar when clicking directly on the input container (this includes the search glass which doesn't consume pointer events). r=harry

Differential Revision: https://phabricator.services.mozilla.com/D47237

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

browser/components/urlbar/UrlbarInput.jsm

@@ -1779,6 +1779,9 @@ class UrlbarInput {
         break;
       case this.textbox:
         this._mousedownOnUrlbarDescendant = true;
+        if (event.target == this._inputContainer) {
+          this.focus();
+        }
         break;
       case this.window:
         if (this._mousedownOnUrlbarDescendant) {