GTK: Show avatar menu from NTP

chrome/browser/ui/gtk/avatar_menu_bubble_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.
 
 #include "chrome/browser/ui/gtk/avatar_menu_bubble_gtk.h"
 
 #include "base/i18n/rtl.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/avatar_menu_model.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
@@ skipping 15 matching lines @@
 const int kBubbleMinWidth = 175;
 
 // The number of pixels of padding on the left of the 'New Profile' link at the
 // bottom of the bubble.
 const int kNewProfileLinkLeftPadding = 40;
 
 }  // namespace
 
 AvatarMenuBubbleGtk::AvatarMenuBubbleGtk(Browser* browser,
                                          GtkWidget* anchor,
-                                         BubbleGtk::ArrowLocationGtk arrow)
+                                         BubbleGtk::ArrowLocationGtk arrow,
+                                         const gfx::Rect* rect)
     : contents_(NULL),
       theme_service_(GtkThemeService::GetFrom(browser->profile())),
       minimum_width_(kBubbleMinWidth) {
   avatar_menu_model_.reset(new AvatarMenuModel(
       &g_browser_process->profile_manager()->GetProfileInfoCache(),
       this, browser));
 
   InitContents();
 
   OnAvatarMenuModelChanged(avatar_menu_model_.get());
 
   bubble_ = BubbleGtk::Show(anchor,
-                            NULL,  // |rect|
+                            rect,
                             contents_,
                             arrow,
                             true,  // |match_system_theme|
                             true,  // |grab_input|
                             theme_service_,
                             this);  // |delegate|
 }
 
 AvatarMenuBubbleGtk::~AvatarMenuBubbleGtk() {
   STLDeleteContainerPointers(items_.begin(), items_.end());
@@ skipping 65 matching lines @@
   g_signal_connect(new_profile_link, "clicked",
                    G_CALLBACK(OnNewProfileLinkClickedThunk), this);
 
   GtkWidget* link_align = gtk_alignment_new(0, 0, 0, 0);
   gtk_alignment_set_padding(GTK_ALIGNMENT(link_align),
                             0, 0, kNewProfileLinkLeftPadding, 0);
   gtk_container_add(GTK_CONTAINER(link_align), new_profile_link);
 
   gtk_box_pack_start(GTK_BOX(contents_), link_align, FALSE, FALSE, 0);
 }