Index: tools/gn/builder.h |
diff --git a/tools/gn/builder.h b/tools/gn/builder.h |
index 56aa6e4ce4bd3a4447861c71aaf1e101d5c6bc6d..ee47007485e8eccc6b36d5e28fb72bac6451c394 100644 |
--- a/tools/gn/builder.h |
+++ b/tools/gn/builder.h |
@@ -23,7 +23,7 @@ class Builder : public base::RefCountedThreadSafe<Builder> { |
public: |
typedef base::Callback<void(const BuilderRecord*)> ResolvedCallback; |
- Builder(Loader* loader); |
+ explicit Builder(Loader* loader); |
// The resolved callback is called whenever a target has been resolved. This |
// will be executed only on the main thread. |