Convert app banners to use Mojo.

content/shell/renderer/layout_test/blink_test_runner.cc

Index: content/shell/renderer/layout_test/blink_test_runner.cc
diff --git a/content/shell/renderer/layout_test/blink_test_runner.cc b/content/shell/renderer/layout_test/blink_test_runner.cc
index da1272fb7a1e550451d50f6f90cd46e5ebaa14ec..34e71594f9fa37d627021c66f6c0dcd9fccb51b3 100644
--- a/content/shell/renderer/layout_test/blink_test_runner.cc
+++ b/content/shell/renderer/layout_test/blink_test_runner.cc
@@ -31,6 +31,7 @@
 #include "base/values.h"
 #include "build/build_config.h"
 #include "components/plugins/renderer/plugin_placeholder.h"
+#include "components/test_runner/app_banner_service.h"
 #include "components/test_runner/gamepad_controller.h"
 #include "components/test_runner/layout_and_paint_async_then.h"
 #include "components/test_runner/pixel_dump.h"
@@ -74,7 +75,7 @@
 #include "third_party/WebKit/public/platform/WebURLError.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/platform/WebURLResponse.h"
-#include "third_party/WebKit/public/platform/modules/app_banner/WebAppBannerPromptReply.h"
+#include "third_party/WebKit/public/platform/modules/app_banner/app_banner.mojom.h"
 #include "third_party/WebKit/public/web/WebArrayBufferView.h"
 #include "third_party/WebKit/public/web/WebContextMenuData.h"
 #include "third_party/WebKit/public/web/WebDataSource.h"
@@ -693,8 +694,19 @@ void BlinkTestRunner::DispatchBeforeInstallPromptEvent(
     int request_id,
     const std::vector<std::string>& event_platforms,
     const base::Callback<void(bool)>& callback) {
+  // Set up a blink::mojom::AppBannerService shim to capture the Mojo request
+  // that the BeforeInstallPromptEvent sends to the browser.
+  app_banner_service_.reset(new test_runner::AppBannerService(request_id));
+  shell::InterfaceProvider* remote_interfaces =
+      render_view()->GetMainRenderFrame()->GetRemoteInterfaces();
+  shell::InterfaceProvider::TestApi test_api(remote_interfaces);
+  test_api.SetBinderForName(
+      blink::mojom::AppBannerService::Name_,
+      base::Bind(&test_runner::AppBannerService::BindHandle,
+                 base::Unretained(app_banner_service_.get())));
+
   // Send the event to the frame.
-  blink::WebAppBannerPromptReply reply;
+  blink::mojom::AppBannerPromptReply reply;
   std::vector<blink::WebString> blink_web_strings;
   for (const auto& platform : event_platforms)
     blink_web_strings.push_back(blink::WebString::fromUTF8(platform));
@@ -705,7 +717,13 @@ void BlinkTestRunner::DispatchBeforeInstallPromptEvent(
   main_frame->willShowInstallBannerPrompt(request_id, blink_event_platforms,
                                           &reply);
 
-  callback.Run(reply == blink::WebAppBannerPromptReply::Cancel);
+  callback.Run(reply == blink::mojom::AppBannerPromptReply::CANCEL);
+}
+
+void BlinkTestRunner::ResolveBeforeInstallPromptPromise(
+    int request_id,
+    const std::string& platform) {
+  app_banner_service_->ResolvePromise(request_id, platform);
 }
 
 blink::WebPlugin* BlinkTestRunner::CreatePluginPlaceholder(