Disables zoom icon & zoom bubble for GTK for M22.

chrome/browser/ui/gtk/location_bar_view_gtk.cc

Index: chrome/browser/ui/gtk/location_bar_view_gtk.cc
diff --git a/chrome/browser/ui/gtk/location_bar_view_gtk.cc b/chrome/browser/ui/gtk/location_bar_view_gtk.cc
index 601a276ad1a97dc880c4ad58057f8978a8eb544c..5d48bd8920c60f41809251c00bc2064e0f2c154e 100644
--- a/chrome/browser/ui/gtk/location_bar_view_gtk.cc
+++ b/chrome/browser/ui/gtk/location_bar_view_gtk.cc
@@ -505,8 +505,10 @@ void LocationBarViewGtk::Init(bool popup_window_mode) {
     }
   }
 
-  CreateZoomButton();
-  gtk_box_pack_end(GTK_BOX(hbox_.get()), zoom_.get(), FALSE, FALSE, 0);
+  // TODO(khorimoto): Uncomment the following 2 lines when zoom icon/bubble
+  // implementation is complete for M23.
+  // CreateZoomButton();
+  // gtk_box_pack_end(GTK_BOX(hbox_.get()), zoom_.get(), FALSE, FALSE, 0);
 
   content_setting_hbox_.Own(gtk_hbox_new(FALSE, kInnerPadding + 1));
   gtk_widget_set_name(content_setting_hbox_.get(),