extensions: Refactor ExtensionInstallUI class.

chrome/browser/ui/gtk/extensions/extension_generic_dialog_gtk.cc

 // 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.
 //
 // Currently this file is only used for the uninstall prompt. The install prompt
 // code is in extension_install_prompt2_gtk.cc.
 
 #include <gtk/gtk.h>
 
 #include "base/string_util.h"
@@ skipping 69 matching lines @@
   gtk_misc_set_alignment(GTK_MISC(heading_label), 0.0, 0.5);
   gtk_box_pack_start(GTK_BOX(right_column_area), heading_label, TRUE, TRUE, 0);
 
   g_signal_connect(dialog, "response", G_CALLBACK(OnResponse), delegate);
   gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
   gtk_widget_show_all(dialog);
 }
 
 }  // namespace
 
-void ShowExtensionInstallDialog(Profile* profile,
+void ShowGenericExtensionDialog(Profile* profile,
                                 ExtensionInstallUI::Delegate* delegate,
                                 const Extension* extension,
                                 SkBitmap* icon,
                                 ExtensionInstallUI::PromptType type) {
   Browser* browser = BrowserList::GetLastActiveWithProfile(profile);
   if (!browser) {
     delegate->InstallUIAbort();
     return;
   }
 
   BrowserWindowGtk* browser_window = static_cast<BrowserWindowGtk*>(
       browser->window());
   if (!browser_window) {
     delegate->InstallUIAbort();
     return;
   }
 
   ShowInstallPromptDialog(browser_window->window(), icon, extension, delegate,
                           type);
 }