gtk: Convert OnFocusIn and OnFocusOut to CHROMEGTK macro in FindBarGtk.

chrome/browser/ui/gtk/find_bar_gtk.h

 // Copyright (c) 2011 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_UI_GTK_FIND_BAR_GTK_H_
 #define CHROME_BROWSER_UI_GTK_FIND_BAR_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
@@ skipping 145 matching lines @@
                                        GtkTextDirection previous_direction,
                                        FindBarGtk* find_bar) {
     find_bar->AdjustTextAlignment();
   }
 
   static void OnKeymapDirectionChanged(GdkKeymap* keymap,
                                        FindBarGtk* find_bar) {
     find_bar->AdjustTextAlignment();
   }
 
-  static gboolean OnFocusIn(GtkWidget* entry, GdkEventFocus* event,
-                            FindBarGtk* find_bar);
-
-  static gboolean OnFocusOut(GtkWidget* entry, GdkEventFocus* event,
-                             FindBarGtk* find_bar);
+  CHROMEGTK_CALLBACK_1(FindBarGtk, gboolean, OnFocusIn, GdkEventFocus*);
+  CHROMEGTK_CALLBACK_1(FindBarGtk, gboolean, OnFocusOut, GdkEventFocus*);
 
   Browser* browser_;
   BrowserWindowGtk* window_;
 
   // Provides colors and information about GTK.
   GtkThemeService* theme_service_;
 
   // The widget that animates the slide-in and -out of the findbar.
   scoped_ptr<SlideAnimatorGtk> slide_widget_;
 
@@ skipping 51 matching lines @@
   // The selection rect we are currently showing. We cache it to avoid covering
   // it up.
   gfx::Rect selection_rect_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(FindBarGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_FIND_BAR_GTK_H_