Refactoring select popup on Mac....

chrome/browser/views/tab_contents/tab_contents_view_gtk.cc

 // Copyright (c) 2010 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/views/tab_contents/tab_contents_view_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 
 #include "base/string_util.h"
@@ skipping 375 matching lines @@
   views::View::ConvertPointToScreen(GetRootView(), &screen_point);
 
   // Enable recursive tasks on the message loop so we can get updates while
   // the context menu is being displayed.
   bool old_state = MessageLoop::current()->NestableTasksAllowed();
   MessageLoop::current()->SetNestableTasksAllowed(true);
   context_menu_->RunMenuAt(screen_point.x(), screen_point.y());
   MessageLoop::current()->SetNestableTasksAllowed(old_state);
 }
 
+void TabContentsViewGtk::ShowPopupMenu(const gfx::Rect& bounds,
+                                       int item_height,
+                                       double item_font_size,
+                                       int selected_item,
+                                       const std::vector<WebMenuItem>& items,
+                                       bool right_aligned) {
+  // External popup menus are only used on Mac.
+  NOTREACHED();
+}
+
 gboolean TabContentsViewGtk::OnButtonPress(GtkWidget* widget,
                                            GdkEventButton* event) {
   last_mouse_down_ = *event;
   return views::WidgetGtk::OnButtonPress(widget, event);
 }
 
 void TabContentsViewGtk::OnSizeAllocate(GtkWidget* widget,
                                         GtkAllocation* allocation) {
   gfx::Size new_size(allocation->width, allocation->height);
 
@@ skipping 87 matching lines @@
 // not NULL, else our delegate.
 gboolean TabContentsViewGtk::OnMouseMove(GtkWidget* widget,
                                          GdkEventMotion* event) {
   if (sad_tab_ != NULL)
     WidgetGtk::OnMotionNotify(widget, event);
   else if (tab_contents()->delegate())
     tab_contents()->delegate()->ContentsMouseEvent(
         tab_contents(), views::Screen::GetCursorScreenPoint(), true);
   return FALSE;
 }