Replace views::Event with ui::Event.

ui/views/controls/scrollbar/bitmap_scroll_bar.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 "ui/views/controls/scrollbar/bitmap_scroll_bar.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 281 matching lines @@
   // Paint the track.
   gfx::Rect track_bounds = GetTrackBounds();
   canvas->TileImageInt(*images_[THUMB_TRACK][GetThumbTrackState()],
                        track_bounds.x(), track_bounds.y(),
                        track_bounds.width(), track_bounds.height());
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // BitmapScrollBar, ButtonListener implementation:
 
-void BitmapScrollBar::ButtonPressed(Button* sender, const views::Event& event) {
+void BitmapScrollBar::ButtonPressed(Button* sender, const ui::Event& event) {
   if (sender == prev_button_) {
     ScrollByAmount(SCROLL_PREV_LINE);
   } else if (sender == next_button_) {
     ScrollByAmount(SCROLL_NEXT_LINE);
   }
 }
 
 }  // namespace views