arc: Make Play Store item persistance in shelf.

chrome/browser/ui/ash/chrome_launcher_prefs.cc

 // Copyright (c) 2012 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/browser/ui/ash/chrome_launcher_prefs.h"
 
 #include <stddef.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/app_mode/app_mode_utils.h"
+#include "chrome/browser/chromeos/arc/arc_auth_service.h"
+#include "chrome/browser/chromeos/arc/arc_support_host.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 #include "chrome/browser/ui/ash/launcher/launcher_controller_helper.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/pref_names.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "ui/display/screen.h"
 
 namespace ash {
@@ skipping 260 matching lines @@
   SetPerDisplayPref(prefs, display_id, prefs::kShelfAlignment, value);
   if (display_id == display::Screen::GetScreen()->GetPrimaryDisplay().id()) {
     // See comment in |kShelfAlignment| as to why we consider two prefs.
     prefs->SetString(prefs::kShelfAlignmentLocal, value);
     prefs->SetString(prefs::kShelfAlignment, value);
   }
 }
 
 std::vector<std::string> GetPinnedAppsFromPrefs(
     const PrefService* prefs,
-    const LauncherControllerHelper* helper) {
+    LauncherControllerHelper* helper) {
   // Adding the app list item to the list of items requires that the ID is not
   // a valid and known ID for the extension system. The ID was constructed that
   // way - but just to make sure...
   DCHECK(!helper->IsValidIDForCurrentUser(kPinnedAppsPlaceholder));
 
   std::vector<std::string> apps;
   const auto* pinned = prefs->GetList(prefs::kPinnedLauncherApps);
   const auto* policy = prefs->GetList(prefs::kPolicyPinnedLauncherApps);
 
   // Get the sanitized preference value for the index of the Chrome app icon.
@@ skipping 54 matching lines @@
         dictionary->GetString(kPinnedAppsPrefAppIDPath, &app_id) &&
         helper->IsValidIDForCurrentUser(app_id) &&
         std::find(apps.begin(), apps.end(), app_id) == apps.end() &&
         (!dictionary->GetBoolean(kPinnedAppsPrefPinnedByPolicy,
                                  &pinned_by_policy) ||
          !pinned_by_policy)) {
       apps.push_back(app_id);
     }
   }
 
+  if (arc::ArcAuthService::IsAllowedForProfile(helper->profile()) &&
+      helper->IsValidIDForCurrentUser(ArcSupportHost::kHostAppId)) {
+    apps.push_back(ArcSupportHost::kHostAppId);
+  }
+
   // If not added yet, the chrome item will be the last item in the list.
   if (!chrome_listed)
     apps.push_back(extension_misc::kChromeAppId);
 
   // If not added yet, place the app list item at the beginning of the list.
   if (std::find(apps.begin(), apps.end(), kPinnedAppsPlaceholder) == apps.end())
     apps.insert(apps.begin(), kPinnedAppsPlaceholder);
 
   return apps;
 }
 
 }  // namespace ash