Refactor ShellDesktopController and ShellNativeAppWindow to allow for non-aura implementations.

extensions/shell/browser/shell_desktop_controller_unittest.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 "extensions/shell/browser/shell_desktop_controller.h"
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/time/time.h"
-#include "ui/aura/test/aura_test_base.h"
-
-#if defined(OS_CHROMEOS)
-#include "chromeos/dbus/dbus_thread_manager.h"
-#include "chromeos/dbus/fake_power_manager_client.h"
-#endif
-
-namespace extensions {
-
-class ShellDesktopControllerTest : public aura::test::AuraTestBase {
- public:
-  ShellDesktopControllerTest()
-#if defined(OS_CHROMEOS)
-      : power_manager_client_(NULL)
-#endif
-      {
-  }
-  ~ShellDesktopControllerTest() override {}
-
-  void SetUp() override {
-#if defined(OS_CHROMEOS)
-    scoped_ptr<chromeos::DBusThreadManagerSetter> dbus_setter =
-        chromeos::DBusThreadManager::GetSetterForTesting();
-    power_manager_client_ = new chromeos::FakePowerManagerClient();
-    dbus_setter->SetPowerManagerClient(make_scoped_ptr(power_manager_client_));
-#endif
-    aura::test::AuraTestBase::SetUp();
-    controller_.reset(new ShellDesktopController());
-  }
-
-  void TearDown() override {
-    controller_.reset();
-    aura::test::AuraTestBase::TearDown();
-#if defined(OS_CHROMEOS)
-    chromeos::DBusThreadManager::Shutdown();
-#endif
-  }
-
- protected:
-  scoped_ptr<ShellDesktopController> controller_;
-
-#if defined(OS_CHROMEOS)
-  chromeos::FakePowerManagerClient* power_manager_client_;  // Not owned.
-#endif
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(ShellDesktopControllerTest);
-};
-
-#if defined(OS_CHROMEOS)
-// Tests that a shutdown request is sent to the power manager when the power
-// button is pressed.
-TEST_F(ShellDesktopControllerTest, PowerButton) {
-  // Ignore button releases.
-  power_manager_client_->SendPowerButtonEvent(false /* down */,
-                                              base::TimeTicks());
-  EXPECT_EQ(0, power_manager_client_->num_request_shutdown_calls());
-
-  // A button press should trigger a shutdown request.
-  power_manager_client_->SendPowerButtonEvent(true /* down */,
-                                              base::TimeTicks());
-  EXPECT_EQ(1, power_manager_client_->num_request_shutdown_calls());
-}
-#endif
-
-}  // namespace extensions