Move //components/test_runner back into //content/shell

components/test_runner/app_banner_service.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 "components/test_runner/app_banner_service.h"
-
-namespace test_runner {
-
-AppBannerService::AppBannerService() : binding_(this) {}
-
-AppBannerService::~AppBannerService() {}
-
-void AppBannerService::ResolvePromise(const std::string& platform) {
-  if (!event_.is_bound())
-    return;
-
-  // Empty platform means to resolve as a dismissal.
-  if (platform.empty())
-    event_->BannerDismissed();
-  else
-    event_->BannerAccepted(platform);
-}
-
-void AppBannerService::SendBannerPromptRequest(
-    const std::vector<std::string>& platforms,
-    const base::Callback<void(bool)>& callback) {
-  if (!controller_.is_bound())
-    return;
-
-  controller_->BannerPromptRequest(
-      binding_.CreateInterfacePtrAndBind(), mojo::MakeRequest(&event_),
-      platforms, base::Bind(&AppBannerService::OnBannerPromptReply,
-                            base::Unretained(this), callback));
-}
-
-void AppBannerService::DisplayAppBanner() { /* do nothing */ }
-
-void AppBannerService::OnBannerPromptReply(
-    const base::Callback<void(bool)>& callback,
-    blink::mojom::AppBannerPromptReply reply,
-    const std::string& referrer) {
-  callback.Run(reply == blink::mojom::AppBannerPromptReply::CANCEL);
-}
-
-}  // namespace test_runner