Index: content/common/BUILD.gn |
diff --git a/content/common/BUILD.gn b/content/common/BUILD.gn |
index f56c19906441f670871e8070e7fa5079bb9cc01b..10424ed918ff6e1a54893831408ff3c45896ab1e 100644 |
--- a/content/common/BUILD.gn |
+++ b/content/common/BUILD.gn |
@@ -642,4 +642,5 @@ mojom("mojo_bindings") { |
export_class_attribute = "CONTENT_EXPORT" |
export_define = "CONTENT_IMPLEMENTATION=1" |
export_header = "content/common/content_export.h" |
+ use_once_callback = true |
} |