Moves ImmersiveFullscreenController::SetupForTest into test class

ash/test/immersive_fullscreen_controller_test_api.cc

+// Copyright 2016 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/test/immersive_fullscreen_controller_test_api.h"
+
+#include "ash/common/wm/immersive/wm_immersive_fullscreen_controller_delegate.h"
+#include "ash/wm/immersive_fullscreen_controller.h"
+#include "ui/aura/env.h"
+#include "ui/gfx/geometry/rect.h"
+
+namespace ash {
+
+ImmersiveFullscreenControllerTestApi::ImmersiveFullscreenControllerTestApi(
+    ImmersiveFullscreenController* controller)
+    : immersive_fullscreen_controller_(controller) {}
+
+ImmersiveFullscreenControllerTestApi::~ImmersiveFullscreenControllerTestApi() {}
+
+void ImmersiveFullscreenControllerTestApi::SetupForTest() {
+  DCHECK(!immersive_fullscreen_controller_->enabled_);
+  immersive_fullscreen_controller_->animations_disabled_for_test_ = true;
+
+  // Move the mouse off of the top-of-window views so that it does not keep the
+  // top-of-window views revealed.
+  std::vector<gfx::Rect> bounds_in_screen(
+      immersive_fullscreen_controller_->delegate_->GetVisibleBoundsInScreen());
+  DCHECK(!bounds_in_screen.empty());
+  int bottommost_in_screen = bounds_in_screen[0].bottom();
+  for (size_t i = 1; i < bounds_in_screen.size(); ++i) {
+    if (bounds_in_screen[i].bottom() > bottommost_in_screen)
+      bottommost_in_screen = bounds_in_screen[i].bottom();
+  }
+  gfx::Point cursor_pos(0, bottommost_in_screen + 10);
+  aura::Env::GetInstance()->set_last_mouse_location(cursor_pos);
+  immersive_fullscreen_controller_->UpdateLocatedEventRevealedLock();
+}
+
+}  // namespace ash