Revert of Ozone support for device special cases in keyboard event rewriting.

ui/events/event.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/events/event.h"
 
 #if defined(USE_X11)
 #include <X11/extensions/XInput2.h>
 #include <X11/keysym.h>
 #include <X11/Xlib.h>
@@ skipping 228 matching lines @@
           base::HistogramBase::kUmaTargetedHistogramFlag);
   counter_for_type->Add(delta_sample);
 
 #if defined(USE_X11)
   if (native_event->type == GenericEvent) {
     XIDeviceEvent* xiev =
         static_cast<XIDeviceEvent*>(native_event->xcookie.data);
     source_device_id_ = xiev->sourceid;
   }
 #endif
-#if defined(USE_OZONE)
-  source_device_id_ =
-      static_cast<const Event*>(native_event)->source_device_id();
-#endif
 }
 
 Event::Event(const Event& copy)
     : type_(copy.type_),
       time_stamp_(copy.time_stamp_),
       latency_(copy.latency_),
       flags_(copy.flags_),
       native_event_(CopyNativeEvent(copy.native_event_)),
       delete_native_event_(true),
       cancelable_(true),
@@ skipping 729 matching lines @@
                    gfx::PointF(x, y),
                    time_stamp,
                    flags | EF_FROM_TOUCH),
       details_(details) {
 }
 
 GestureEvent::~GestureEvent() {
 }
 
 }  // namespace ui