Remove views::KeyEvent, replacing uses of it with ui::KeyEvent.

ui/views/controls/scrollbar/native_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/native_scroll_bar.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/message_loop.h"
+#include "ui/base/event.h"
 #include "ui/views/controls/scrollbar/native_scroll_bar_wrapper.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(USE_AURA)
 #include "ui/views/controls/scrollbar/native_scroll_bar_views.h"
 #endif
 
 namespace views {
 
 // static
@@ skipping 41 matching lines @@
     native_wrapper_ = NativeScrollBarWrapper::CreateWrapper(this);
     AddChildView(native_wrapper_->GetView());
   }
 }
 
 std::string NativeScrollBar::GetClassName() const {
   return kViewClassName;
 }
 
 // Overridden from View for keyboard UI.
-bool NativeScrollBar::OnKeyPressed(const KeyEvent& event) {
+bool NativeScrollBar::OnKeyPressed(const ui::KeyEvent& event) {
   if (!native_wrapper_)
     return false;
   return native_wrapper_->GetView()->OnKeyPressed(event);
 }
 
 ui::GestureStatus NativeScrollBar::OnGestureEvent(const GestureEvent& event) {
   if (!native_wrapper_)
     return ui::GESTURE_STATUS_UNKNOWN;
   return native_wrapper_->GetView()->OnGestureEvent(event);
 }
@@ skipping 21 matching lines @@
 }
 
 int NativeScrollBar::GetPosition() const {
   if (!native_wrapper_)
     return 0;
   return native_wrapper_->GetPosition();
 }
 
 }  // namespace views