Switch to using the same font in popup window address bars as for normal windows.

chrome/browser/ui/gtk/omnibox/omnibox_view_gtk.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/gtk/omnibox/omnibox_view_gtk.h"
 
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
 #include <algorithm>
@@ skipping 1691 matching lines @@
   }
 
   return false;
 }
 
 gfx::Font OmniboxViewGtk::GetFont() {
   if (!theme_service_->UsingNativeTheme()) {
     return gfx::Font(
         ui::ResourceBundle::GetSharedInstance().GetFont(
             ui::ResourceBundle::BaseFont).GetFontName(),
-        popup_window_mode_ ?
-            browser_defaults::kAutocompleteEditFontPixelSizeInPopup :
-            browser_defaults::kAutocompleteEditFontPixelSize);
+            browser_defaults::kOmniboxFontPixelSize);
   }
 
   // If we haven't initialized the text view yet, just create a temporary one
   // whose style we can grab.
   GtkWidget* widget = text_view_ ? text_view_ : gtk_text_view_new();
   GtkStyle* gtk_style = gtk_widget_get_style(widget);
   GtkRcStyle* rc_style = gtk_widget_get_modifier_style(widget);
   gfx::Font font(
       (rc_style && rc_style->font_desc) ?
           rc_style->font_desc : gtk_style->font_desc);
@@ skipping 422 matching lines @@
 void OmniboxViewGtk::AdjustVerticalAlignmentOfInstantView() {
   // By default, GtkTextView layouts an anchored child widget just above the
   // baseline, so we need to move the |instant_view_| down to make sure it
   // has the same baseline as the |text_view_|.
   PangoLayout* layout = gtk_label_get_layout(GTK_LABEL(instant_view_));
   int height;
   pango_layout_get_size(layout, NULL, &height);
   int baseline = pango_layout_get_baseline(layout);
   g_object_set(instant_anchor_tag_, "rise", baseline - height, NULL);
 }