[Sync] Move //components/sync to the syncer namespace, take 2.

ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc

Index: ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc
diff --git a/ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc b/ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc
index 0ed29508c4070518753b8547f601a5fb625a9851..e18702b442c6116eeb49fc2cdfa9bcc194ee4790 100644
--- a/ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc
+++ b/ios/chrome/browser/autocomplete/autocomplete_provider_client_impl.cc
@@ -138,7 +138,7 @@ bool AutocompleteProviderClientImpl::SearchSuggestEnabled() const {
 }
 
 bool AutocompleteProviderClientImpl::TabSyncEnabledAndUnencrypted() const {
-  return sync_driver::IsTabSyncEnabledAndUnencrypted(
+  return syncer::IsTabSyncEnabledAndUnencrypted(
       IOSChromeProfileSyncServiceFactory::GetForBrowserState(browser_state_),
       browser_state_->GetPrefs());
 }