Move test runner to a component

content/shell/renderer/test_runner/app_banner_client.h

-// Copyright 2015 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.
-
-#ifndef CONTENT_SHELL_RENDERER_TEST_RUNNER_APP_BANNER_CLIENT_H_
-#define CONTENT_SHELL_RENDERER_TEST_RUNNER_APP_BANNER_CLIENT_H_
-
-#include "base/id_map.h"
-#include "third_party/WebKit/public/platform/modules/app_banner/WebAppBannerClient.h"
-
-namespace content {
-
-// Test app banner client that holds on to callbacks and allows the test runner
-// to resolve them.
-class AppBannerClient : public blink::WebAppBannerClient {
- public:
-  AppBannerClient();
-  virtual ~AppBannerClient();
-
-  // blink::WebAppBannerClient:
-  void registerBannerCallbacks(
-      int requestId,
-      blink::WebAppBannerCallbacks* callbacks) override;
-
-  void ResolvePromise(int request_id, const std::string& platform);
-
- private:
-  IDMap<blink::WebAppBannerCallbacks, IDMapOwnPointer> callbacks_map_;
-
-  DISALLOW_COPY_AND_ASSIGN(AppBannerClient);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_APP_BANNER_CLIENT_H_