Relocate and refactor overview mode files.

ash/wm/overview/window_selector_controller.cc

 // Copyright 2013 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 "ash/wm/window_selector_controller.h"
+#include "ash/wm/overview/window_selector_controller.h"
 
 #include "ash/session_state_delegate.h"
 #include "ash/shell.h"
 #include "ash/wm/mru_window_tracker.h"
-#include "ash/wm/window_selector.h"
+#include "ash/wm/overview/window_selector.h"
 #include "ash/wm/window_util.h"
 #include "ui/base/events/event.h"
 #include "ui/base/events/event_handler.h"
 
 namespace ash {
 
 namespace {
 
 // Filter to watch for the termination of a keyboard gesture to cycle through
 // multiple windows.
@@ skipping 92 matching lines @@
 void WindowSelectorController::OnWindowSelected(aura::Window* window) {
   window_selector_.reset();
   wm::ActivateWindow(window);
 }
 
 void WindowSelectorController::OnSelectionCanceled() {
   window_selector_.reset();
 }
 
 }  // namespace ash