Split View Mode: Support for the 2-finger bezel scroll.

athena/wm/split_view_controller.cc

+// Copyright 2014 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 "athena/wm/split_view_controller.h"
+
+#include "ui/aura/window.h"
+#include "ui/events/event_handler.h"
+
+namespace athena {
+
+SplitViewController::SplitViewController() {
+}
+
+SplitViewController::~SplitViewController() {
+}
+
+void SplitViewController::ScrollBegin(
+    BezelController::Bezel bezel,  float delta) {
+}
+
+void SplitViewController::ScrollEnd() {
+}
+
+void SplitViewController::ScrollUpdate(float delta) {
+}
+
+bool SplitViewController::CanScroll() {
+  return false;
+}
+
+}  // namespace athena
+