Index: extensions/BUILD.gn |
diff --git a/extensions/BUILD.gn b/extensions/BUILD.gn |
index 93da8526a9c54ef10b6b5f470da04a33ee993fcc..9ed174a16d17a5d41e61c21bc9620f674518310d 100644 |
--- a/extensions/BUILD.gn |
+++ b/extensions/BUILD.gn |
@@ -55,6 +55,7 @@ grit("extensions_renderer_resources") { |
} |
source_set("test_support") { |
+ testonly = true |
sources = [ |
"browser/api/dns/mock_host_resolver_creator.cc", |
"browser/api/dns/mock_host_resolver_creator.h", |