[Sync] Convert Autocomplete to use sync's report error function.

ios/chrome/browser/browser_state/test_chrome_browser_state.mm

Index: ios/chrome/browser/browser_state/test_chrome_browser_state.mm
diff --git a/ios/chrome/browser/browser_state/test_chrome_browser_state.mm b/ios/chrome/browser/browser_state/test_chrome_browser_state.mm
index 4c4e4d86973fd09df648e4b1411f0cd912705a0c..a642abce153074fdd2006892df1265ee256ec734 100644
--- a/ios/chrome/browser/browser_state/test_chrome_browser_state.mm
+++ b/ios/chrome/browser/browser_state/test_chrome_browser_state.mm
@@ -44,6 +44,7 @@
 #include "ios/chrome/browser/prefs/ios_chrome_pref_service_factory.h"
 #include "ios/chrome/browser/sync/glue/sync_start_util.h"
 #include "ios/chrome/browser/web_data_service_factory.h"
+#include "ios/chrome/common/channel_info.h"
 #include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
 #include "ios/web/public/web_thread.h"
 #include "net/url_request/url_request_test_util.h"
@@ -88,7 +89,7 @@ std::unique_ptr<KeyedService> BuildWebDataService(web::BrowserState* context) {
       web::WebThread::GetTaskRunnerForThread(web::WebThread::UI),
       web::WebThread::GetTaskRunnerForThread(web::WebThread::DB),
       ios::sync_start_util::GetFlareForSyncableService(browser_state_path),
-      &NotReachedErrorCallback);
+      &NotReachedErrorCallback, GetChannel());
 }
 
 base::FilePath CreateTempBrowserStateDir(base::ScopedTempDir* temp_dir) {