Replace views::Event with ui::Event.

ash/system/network/tray_network.cc

 // Copyright (c) 2012 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 "ash/system/network/tray_network.h"
 
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/system/tray/system_tray.h"
 #include "ash/system/tray/system_tray_delegate.h"
@@ skipping 530 matching lines @@
   bool ResetInfoBubble() {
     if (!info_bubble_)
       return false;
     info_bubble_->GetWidget()->Close();
     info_bubble_ = NULL;
     return true;
   }
 
   // Overridden from ButtonListener.
   virtual void ButtonPressed(views::Button* sender,
-                             const views::Event& event) OVERRIDE {
+                             const ui::Event& event) OVERRIDE {
     ash::SystemTrayDelegate* delegate =
         ash::Shell::GetInstance()->tray_delegate();
     if (sender == info_icon_) {
       ToggleInfoBubble();
       return;
     }
 
     // If the info bubble was visible, close it when some other item is clicked
     // on.
     ResetInfoBubble();
@@ skipping 313 matching lines @@
 
 void TrayNetwork::LinkClicked(ErrorType error_type) {
   tray::NetworkErrors::ErrorMap::const_iterator iter =
       errors()->messages().find(error_type);
   if (iter != errors()->messages().end() && iter->second.delegate)
     iter->second.delegate->NotificationLinkClicked();
 }
 
 }  // namespace internal
 }  // namespace ash