aura: Gesture event plumbing (skeleton).

ui/views/widget/native_widget_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 "ui/views/widget/native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/string_util.h"
 #include "ui/aura/client/activation_client.h"
 #include "ui/aura/client/aura_constants.h"
@@ skipping 655 matching lines @@
     tooltip_manager_->UpdateTooltip();
   return delegate_->OnMouseEvent(mouse_event);
 }
 
 ui::TouchStatus NativeWidgetAura::OnTouchEvent(aura::TouchEvent* event) {
   DCHECK(window_->IsVisible());
   TouchEvent touch_event(event);
   return delegate_->OnTouchEvent(touch_event);
 }
 
+ui::GestureStatus NativeWidgetAura::OnGestureEvent(aura::GestureEvent* event) {
+  DCHECK(window_->IsVisible());
+  // TODO(sad):
+  return ui::GESTURE_STATUS_UNKNOWN;
+}
+
 bool NativeWidgetAura::CanFocus() {
   return can_activate_;
 }
 
 void NativeWidgetAura::OnCaptureLost() {
   delegate_->OnMouseCaptureLost();
 }
 
 void NativeWidgetAura::OnPaint(gfx::Canvas* canvas) {
   delegate_->OnNativeWidgetPaint(canvas);
@@ skipping 170 matching lines @@
   }
 }
 
 // static
 bool NativeWidgetPrivate::IsMouseButtonDown() {
   return aura::RootWindow::GetInstance()->IsMouseButtonDown();
 }
 
 }  // namespace internal
 }  // namespace views