[Mac] Display a quick animation when a popup is blocked so the user notices it in the Omnibox.

chrome/browser/tab_contents/tab_contents.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/tab_contents/tab_contents.h"
 
 #if defined(OS_CHROMEOS)
 // For GdkScreen
 #include <gdk/gdk.h>
 #endif  // defined(OS_CHROMEOS)
@@ skipping 34 matching lines @@
 #include "chrome/browser/hung_renderer_dialog.h"
 #include "chrome/browser/message_box_handler.h"
 #include "chrome/browser/load_from_memory_cache_details.h"
 #include "chrome/browser/load_notification_details.h"
 #include "chrome/browser/metrics/metric_event_duration_details.h"
 #include "chrome/browser/modal_html_dialog_delegate.h"
 #include "chrome/browser/omnibox_search_hint.h"
 #include "chrome/browser/password_manager/password_manager.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/plugin_installer.h"
+#include "chrome/browser/popup_blocked_animation.h"
 #include "chrome/browser/pref_service.h"
 #include "chrome/browser/printing/print_view_manager.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/renderer_host/render_process_host.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
 #include "chrome/browser/renderer_host/render_widget_host_view.h"
 #include "chrome/browser/renderer_host/resource_request_details.h"
 #include "chrome/browser/renderer_host/site_instance.h"
 #include "chrome/browser/renderer_host/web_cache_manager.h"
 #include "chrome/browser/renderer_preferences_util.h"
@@ skipping 874 matching lines @@
       ViewMsg_ExecuteCode_Params(request_id, extension_id, host_permissions,
                                  is_js_code, code_string, all_frames)));
 }
 
 void TabContents::PopupNotificationVisibilityChanged(bool visible) {
   if (is_being_destroyed_)
     return;
   content_settings_delegate_->SetPopupsBlocked(visible);
   if (!dont_notify_render_view_)
     render_view_host()->AllowScriptToClose(!visible);
+  if (visible)
+    PopupBlockedAnimation::Show(this);
 }
 
 gfx::NativeView TabContents::GetContentNativeView() const {
   return view_->GetContentNativeView();
 }
 
 gfx::NativeView TabContents::GetNativeView() const {
   return view_->GetNativeView();
 }
 
@@ skipping 2276 matching lines @@
   AddInfoBar(new SavePasswordInfoBarDelegate(this, form_to_save));
 }
 
 Profile* TabContents::GetProfileForPasswordManager() {
   return profile();
 }
 
 bool TabContents::DidLastPageLoadEncounterSSLErrors() {
   return controller().ssl_manager()->ProcessedSSLErrorFromRequest();
 }