[//chrome] Register CrostiniExportImportServiceFactory

The enforcement of "no late registration of KeyedService factories in
//chrome" exposed the lazy registration of
CrostiniExportImportServiceFactory. This CL adds registration of that
factory at the proper point.

Bug: 1412439
Change-Id: I9298872486ee3529bff25d36ae57be1812a577e5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4323657
Auto-Submit: Colin Blundell <blundell@chromium.org>
Commit-Queue: Colin Blundell <blundell@chromium.org>
Reviewed-by: David Roger <droger@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1115025}

chrome/browser/ash/crostini/crostini_export_import.cc

@@ -68,6 +68,10 @@ class CrostiniExportImportFactory : public ProfileKeyedServiceFactory {
   }
 };
 
+void CrostiniExportImport::EnsureFactoryBuilt() {
+  CrostiniExportImportFactory::GetInstance();
+}
+
 CrostiniExportImport* CrostiniExportImport::GetForProfile(Profile* profile) {
   return CrostiniExportImportFactory::GetForProfile(profile);
 }

chrome/browser/ash/crostini/crostini_export_import.h

@@ -89,6 +89,10 @@ class CrostiniExportImport : public KeyedService,
     OnceTrackerFactory tracker_factory;
   };
 
+  // Call this method to ensure that the factory for this KeyedService is built
+  // (necessary for embedders that disallow lazy initialization of factories).
+  static void EnsureFactoryBuilt();
+
   static CrostiniExportImport* GetForProfile(Profile* profile);
 
   explicit CrostiniExportImport(Profile* profile);

chrome/browser/profiles/chrome_browser_main_extra_parts_profiles.cc

@@ -251,6 +251,7 @@
 #include "chrome/browser/ash/account_manager/account_apps_availability_factory.h"
 #include "chrome/browser/ash/app_list/app_list_syncable_service_factory.h"
 #include "chrome/browser/ash/browser_context_keyed_service_factories.h"
+#include "chrome/browser/ash/crostini/crostini_export_import.h"
 #include "chrome/browser/ash/login/security_token_session_controller_factory.h"
 #include "chrome/browser/ash/system_extensions/api/window_management/cros_window_management_context_factory.h"
 #include "chrome/browser/ash/system_extensions/system_extensions_provider_factory.h"
@@ -711,6 +712,7 @@ void ChromeBrowserMainExtraPartsProfiles::
   NavigationPredictorKeyedServiceFactory::GetInstance();
 #if BUILDFLAG(IS_CHROMEOS_ASH)
   NearbySharingServiceFactory::GetInstance();
+  crostini::CrostiniExportImport::EnsureFactoryBuilt();
 #endif
   NotificationDisplayServiceFactory::GetInstance();
   NotificationMetricsLoggerFactory::GetInstance();