components: add wifi_sync component

chrome/browser/sync/profile_sync_components_factory_impl.cc

Index: chrome/browser/sync/profile_sync_components_factory_impl.cc
diff --git a/chrome/browser/sync/profile_sync_components_factory_impl.cc b/chrome/browser/sync/profile_sync_components_factory_impl.cc
index c4b87d9967ae1c1b68c3e5f1e002b9fa92fe988c..2b055251c7f64d43cfb682d24a5140de4e1379c1 100644
--- a/chrome/browser/sync/profile_sync_components_factory_impl.cc
+++ b/chrome/browser/sync/profile_sync_components_factory_impl.cc
@@ -59,6 +59,8 @@
 #include "components/sync_driver/proxy_data_type_controller.h"
 #include "components/sync_driver/shared_change_processor.h"
 #include "components/sync_driver/ui_data_type_controller.h"
+#include "components/wifi_sync/wifi_credential_syncable_service.h"
+#include "components/wifi_sync/wifi_credential_syncable_service_factory.h"
 #include "content/public/browser/browser_thread.h"
 #include "google_apis/gaia/oauth2_token_service_request.h"
 #include "net/url_request/url_request_context_getter.h"
@@ -417,6 +419,18 @@ void ProfileSyncComponentsFactoryImpl::RegisterDesktopDataTypes(
           this,
           profile_));
 #endif
+
+#if defined(OS_CHROMEOS)

[mukesh agrawal, 2014/12/03 01:44:43]

This change is to prevent UI for WiFi sync from appearing on other platforms
(since the initial release will only support ChromeOS).

+  if (command_line_->HasSwitch(switches::kEnableWifiCredentialSync) &&
+      !disabled_types.Has(syncer::WIFI_CREDENTIALS)) {
+    pss->RegisterDataTypeController(
+        new UIDataTypeController(
+            BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
+            base::Bind(&ChromeReportUnrecoverableError),
+            syncer::WIFI_CREDENTIALS,
+            this));
+  }
+#endif
 }
 
 DataTypeManager* ProfileSyncComponentsFactoryImpl::CreateDataTypeManager(
@@ -562,6 +576,11 @@ base::WeakPtr<syncer::SyncableService> ProfileSyncComponentsFactoryImpl::
       return base::WeakPtr<syncer::SyncableService>();
 #endif
     }
+#if defined(OS_CHROMEOS)
+    case syncer::WIFI_CREDENTIALS:
+      return wifi_sync::WifiCredentialSyncableServiceFactory::
+          GetForBrowserContext(profile_)->AsWeakPtr();
+#endif
     default:
       // The following datatypes still need to be transitioned to the
       // syncer::SyncableService API: