mojo::Callback -> base::Callback

content/child/background_sync/background_sync_provider.cc

Index: content/child/background_sync/background_sync_provider.cc
diff --git a/content/child/background_sync/background_sync_provider.cc b/content/child/background_sync/background_sync_provider.cc
index 6bb7aa3aef3b5924bf617675186797fe307093a2..174807c7f8a3c4a4054766c3becc01c10ed407fa 100644
--- a/content/child/background_sync/background_sync_provider.cc
+++ b/content/child/background_sync/background_sync_provider.cc
@@ -131,7 +131,7 @@ void BackgroundSyncProvider::WillStopCurrentWorkerThread() {
 void BackgroundSyncProvider::RegisterCallback(
     std::unique_ptr<blink::WebSyncRegistrationCallbacks> callbacks,
     blink::mojom::BackgroundSyncError error,
-    const blink::mojom::SyncRegistrationPtr& options) {
+    blink::mojom::SyncRegistrationPtr options) {
   // TODO(iclelland): Determine the correct error message to return in each case
   std::unique_ptr<blink::WebSyncRegistration> result;
   switch (error) {
@@ -171,7 +171,7 @@ void BackgroundSyncProvider::RegisterCallback(
 void BackgroundSyncProvider::GetRegistrationsCallback(
     std::unique_ptr<blink::WebSyncGetRegistrationsCallbacks> callbacks,
     blink::mojom::BackgroundSyncError error,
-    const mojo::Array<blink::mojom::SyncRegistrationPtr>& registrations) {
+    mojo::Array<blink::mojom::SyncRegistrationPtr> registrations) {
   // TODO(iclelland): Determine the correct error message to return in each case
   switch (error) {
     case blink::mojom::BackgroundSyncError::NONE: {