Index: ios/web/webui/mojo_facade.mm |
diff --git a/ios/web/webui/mojo_facade.mm b/ios/web/webui/mojo_facade.mm |
index dd912ee099c77f50c93d2efbcf9220001eae939c..a0a9ff5a6e63b627137c194c99cec97273aac490 100644 |
--- a/ios/web/webui/mojo_facade.mm |
+++ b/ios/web/webui/mojo_facade.mm |
@@ -249,7 +249,8 @@ std::unique_ptr<base::Value> MojoFacade::HandleSupportWatch( |
int callback_id; |
CHECK(args->GetInteger("callbackId", &callback_id)); |
- mojo::Watcher::ReadyCallback callback = base::BindBlock(^(MojoResult result) { |
+ mojo::Watcher::ReadyCallback callback = base::BindBlockArc(^( |
+ MojoResult result) { |
NSString* script = |
[NSString stringWithFormat:@"__crWeb.mojo.signalWatch(%d, %d)", |
callback_id, result]; |