GTK Themes: Make the omnibox area look more native.

chrome/browser/gtk/browser_toolbar_gtk.h

 // Copyright (c) 2009 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.
 
 #ifndef CHROME_BROWSER_GTK_BROWSER_TOOLBAR_GTK_H_
 #define CHROME_BROWSER_GTK_BROWSER_TOOLBAR_GTK_H_
 
 #include <gtk/gtk.h>
 #include <string>
 
@@ skipping 96 matching lines @@
   // Connect signals for dragging a url onto the home button.
   void SetUpDragForHomeButton();
 
   // Helper for the PageAppMenu event handlers. Pops down the currently active
   // meun and pops up the other menu.
   void ChangeActiveMenu(GtkWidget* active_menu, guint timestamp);
 
   // Gtk callback for the "expose-event" signal.
   static gboolean OnToolbarExpose(GtkWidget* widget, GdkEventExpose* e,
                                   BrowserToolbarGtk* toolbar);
+  static gboolean OnLocationHboxExpose(GtkWidget* omnibox_hbox,
+                                       GdkEventExpose* e,
+                                       BrowserToolbarGtk* toolbar);
 
   // Gtk callback for the "clicked" signal.
   static void OnButtonClick(GtkWidget* button, BrowserToolbarGtk* toolbar);
 
   // Gtk callback for the "button-release-event" signal.
   static gboolean OnButtonRelease(GtkWidget* button, GdkEventButton* event,
                                   BrowserToolbarGtk* toolbar);
 
   // Gtk callback to intercept mouse clicks to the menu buttons.
   static gboolean OnMenuButtonPressEvent(GtkWidget* button,
@@ skipping 69 matching lines @@
 
   // The event state the last time we observed a button release event.
   int last_release_event_flags_;
 
   NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserToolbarGtk);
 };
 
 #endif  // CHROME_BROWSER_GTK_BROWSER_TOOLBAR_GTK_H_