ui: Remove TouchStatus in favour of EventResult.

ash/wm/app_list_controller.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/wm/app_list_controller.h"
 
 #include "ash/launcher/launcher.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
@@ skipping 242 matching lines @@
   return false;
 }
 
 bool AppListController::PreHandleMouseEvent(aura::Window* target,
                                             ui::MouseEvent* event) {
   if (event->type() == ui::ET_MOUSE_PRESSED)
     ProcessLocatedEvent(target, *event);
   return false;
 }
 
-ui::TouchStatus AppListController::PreHandleTouchEvent(
+ui::EventResult AppListController::PreHandleTouchEvent(
     aura::Window* target,
     ui::TouchEvent* event) {
-  return ui::TOUCH_STATUS_UNKNOWN;
+  return ui::ER_UNHANDLED;
 }
 
 ui::EventResult AppListController::PreHandleGestureEvent(
     aura::Window* target,
     ui::GestureEvent* event) {
   if (event->type() == ui::ET_GESTURE_TAP)
     ProcessLocatedEvent(target, *event);
   return ui::ER_UNHANDLED;
 }
 
@@ skipping 92 matching lines @@
     should_snap_back_ = false;
     ui::ScopedLayerAnimationSettings animation(GetLayer(widget)->GetAnimator());
     animation.SetTransitionDuration(
         base::TimeDelta::FromMilliseconds(kSnapBackAnimationDurationMs));
     widget->SetBounds(view_bounds_);
   }
 }
 
 }  // namespace internal
 }  // namespace ash