Implement "appinstalled" event on Android.

chrome/renderer/installation_service_impl.cc

Index: chrome/renderer/installation_service_impl.cc
diff --git a/chrome/renderer/installation_service_impl.cc b/chrome/renderer/installation_service_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..be27a68498e96d283970aa4f40a8aefdc01634db
--- /dev/null
+++ b/chrome/renderer/installation_service_impl.cc
@@ -0,0 +1,30 @@
+// 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 "chrome/renderer/installation_service_impl.h"
+
+#include <utility>
+
+#include "base/memory/ptr_util.h"
+#include "content/public/renderer/render_frame.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
+#include "third_party/WebKit/public/web/WebLocalFrame.h"
+
+InstallationServiceImpl::InstallationServiceImpl(
+    content::RenderFrame* render_frame)
+    : render_frame_(render_frame) {}
+
+// static
+void InstallationServiceImpl::Create(
+    content::RenderFrame* render_frame,
+    blink::mojom::InstallationServiceRequest request) {
+  mojo::MakeStrongBinding(
+      base::MakeUnique<InstallationServiceImpl>(render_frame),
+      std::move(request));
+}
+
+void InstallationServiceImpl::OnInstall() {
+  blink::WebLocalFrame* frame = render_frame_->GetWebFrame();
+  frame->onAppInstalled();
+}