app_list: Split app_list_controller.* into two smaller parts.

chrome/browser/ui/app_list/app_list_controller.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 "chrome/browser/ui/app_list/app_list_controller.h"
-
-#include "base/logging.h"
-#include "build/build_config.h"
-
-AppListControllerDelegate::~AppListControllerDelegate() {}
-
-void AppListControllerDelegate::ViewClosing() {}
-
-void AppListControllerDelegate::ViewActivationChanged(bool active) {}
-
-bool AppListControllerDelegate::IsAppPinned(const std::string& extension_id) {
-  return false;
-}
-
-void AppListControllerDelegate::PinApp(const std::string& extension_id) {}
-
-void AppListControllerDelegate::UnpinApp(const std::string& extension_id) {}
-
-void AppListControllerDelegate::ShowCreateShortcutsDialog(
-    Profile* profile,
-    const std::string& extension_id) {}
-
-void AppListControllerDelegate::CreateNewWindow(bool incognito) {
-  NOTREACHED();
-}
-
-namespace app_list_controller {
-
-#if defined(OS_CHROMEOS)
-// Default implementation for ports which do not have this implemented.
-void InitAppList() {}
-#endif
-
-}  // namespace app_list_controller