arc: Add package app list updated event.

components/arc/test/fake_app_instance.cc

 // 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.
 
 #include "components/arc/test/fake_app_instance.h"
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
@@ skipping 45 matching lines @@
                                      mojom::ScaleFactor scale_factor) {
   icon_requests_.push_back(
       new IconRequest(package_name, activity, scale_factor));
 }
 
 void FakeAppInstance::SendRefreshAppList(
     const std::vector<mojom::AppInfo>& apps) {
   app_host_->OnAppListRefreshed(mojo::Array<mojom::AppInfoPtr>::From(apps));
 }
 
+void FakeAppInstance::SendPackageAppListRefreshed(
+    const mojo::String& package_name,
+    const std::vector<mojom::AppInfo>& apps) {
+  app_host_->OnPackageAppListRefreshed(
+      package_name,
+      mojo::Array<mojom::AppInfoPtr>::From(apps));
+}
+
 void FakeAppInstance::SendInstallShortcuts(
     const std::vector<mojom::ShortcutInfo>& shortcuts) {
   for (auto& shortcut : shortcuts) {
     app_host_->OnInstallShortcut(shortcut.Clone());
   }
 }
 
 void FakeAppInstance::SendInstallShortcut(const mojom::ShortcutInfo& shortcut) {
   app_host_->OnInstallShortcut(shortcut.Clone());
 }
@@ skipping 148 matching lines @@
 
   std::string png_data_as_string;
   if (GetFakeIcon(scale_factor, &png_data_as_string)) {
     callback.Run(mojo::Array<uint8_t>::From(png_data_as_string));
   }
 }
 
 void FakeAppInstance::RemoveCachedIcon(const mojo::String& icon_resource_id) {}
 
 }  // namespace arc