no native implementation of Textfield.

views/event_x.cc

 // Copyright (c) 2010 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 "views/event.h"
 
 #include <gdk/gdkx.h>
 #if defined(HAVE_XINPUT2)
 #include <X11/extensions/XInput2.h>
 #endif
@@ skipping 187 matching lines @@
 }
 
 }  // namespace
 
 KeyEvent::KeyEvent(XEvent* xev)
     : Event(xev->type == KeyPress ?
             Event::ET_KEY_PRESSED : Event::ET_KEY_RELEASED,
             GetEventFlagsFromXState(xev->xkey.state)),
       key_code_(app::KeyboardCodeFromXKeyEvent(xev)),
       repeat_count_(0),
-      message_flags_(0) {
+      message_flags_(0),
+      native_event_(NULL) {
 }
 
 MouseEvent::MouseEvent(XEvent* xev)
     : LocatedEvent(GetMouseEventType(xev),
                    GetMouseEventLocation(xev),
                    GetMouseEventFlags(xev)) {
 }
 
 MouseWheelEvent::MouseWheelEvent(XEvent* xev)
     : LocatedEvent(Event::ET_MOUSEWHEEL,
                    GetMouseEventLocation(xev),
                    GetEventFlagsFromXState(xev->xbutton.state)),
       offset_(xev->xbutton.button == 4 ? 53 : -53) {  // '53' is also the value
                                                       // used for GTK+.
 }
 
 #if defined(HAVE_XINPUT2)
 TouchEvent::TouchEvent(XEvent* xev)
     : LocatedEvent(GetTouchEventType(xev),
                    GetTouchEventLocation(xev),
                    GetTouchEventFlags(xev)),
       touch_id_(GetTouchIDFromXEvent(xev)) {
 }
 #endif
 
 }  // namespace views