ChromeOS: Disable ARC when incompatible filesystem is detected.

chrome/common/pref_names.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/common/pref_names.h"
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/common/features.h"
 #include "chrome/common/pref_font_webkit_names.h"
@@ skipping 29 matching lines @@
 const char kArcTermsAccepted[] = "arc.terms.accepted";
 // A preference to keep user's consent to use location service.
 const char kArcLocationServiceEnabled[] = "arc.location_service.enabled";
 // A preference to keep list of Android packages and their infomation.
 const char kArcPackages[] = "arc.packages";
 // A preference to keep deferred requests of setting notifications enabled flag.
 const char kArcSetNotificationsEnabledDeferred[] =
     "arc.set_notifications_enabled_deferred";
 // A preference that indicates status of Android sign-in.
 const char kArcSignedIn[] = "arc.signedin";
+// A preference that indicates am ARC comaptible filesystem was chosen for
+// the user directory (i.e., the user finished required migration.)
+extern const char kArcCompatibleFilesystemChosen[] =
+    "arc.compatible_filesystem.chosen";
 #endif
 
 // A bool pref that keeps whether the child status for this profile was already
 // successfully checked via ChildAccountService.
 const char kChildAccountStatusKnown[] = "child_account_status_known";
 
 // A string property indicating whether default apps should be installed
 // in this profile.  Use the value "install" to enable defaults apps, or
 // "noinstall" to disable them.  This property is usually set in the
 // master_preferences and copied into the profile preferences on first run.
@@ skipping 2461 matching lines @@
 // settings.
 const char kSettingsResetPromptLastTriggeredForStartupUrls[] =
     "settings_reset_prompt.last_triggered_for_startup_urls";
 
 // Timestamp of the last time the settings reset prompt was shown during the
 // current prompt wave asking the user if they want to restore their homepage.
 const char kSettingsResetPromptLastTriggeredForHomepage[] =
     "settings_reset_prompt.last_triggered_for_homepage";
 
 }  // namespace prefs