events: Clean up dispatching code for touch-events.

content/browser/web_contents/web_contents_view_aura.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 "content/browser/web_contents/web_contents_view_aura.h"
 
 #include "base/utf_string_conversions.h"
 #include "content/browser/renderer_host/dip_util.h"
 #include "content/browser/renderer_host/render_view_host_factory.h"
 #include "content/browser/web_contents/interstitial_page_impl.h"
@@ skipping 575 matching lines @@
     case ui::ET_MOUSE_MOVED:
       web_contents_->GetDelegate()->ContentsMouseEvent(
           web_contents_, gfx::Screen::GetCursorScreenPoint(), true);
       break;
     default:
       break;
   }
   return ui::ER_UNHANDLED;
 }
 
-ui::TouchStatus WebContentsViewAura::OnTouchEvent(ui::TouchEvent* event) {
-  return ui::TOUCH_STATUS_UNKNOWN;
+ui::EventResult WebContentsViewAura::OnTouchEvent(ui::TouchEvent* event) {
+  return ui::ER_UNHANDLED;
 }
 
 ui::EventResult WebContentsViewAura::OnGestureEvent(
     ui::GestureEvent* event) {
   return ui::ER_UNHANDLED;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // WebContentsViewAura, aura::client::DragDropDelegate implementation:
 
@@ skipping 50 matching lines @@
     OnDragEntered(event);
 
   web_contents_->GetRenderViewHost()->DragTargetDrop(
       event.location(),
       gfx::Screen::GetCursorScreenPoint(),
       ConvertAuraEventFlagsToWebInputEventModifiers(event.flags()));
   if (drag_dest_delegate_)
     drag_dest_delegate_->OnDrop();
   return current_drag_op_;
 }