Index: components/webdata/common/web_data_service_base.h |
diff --git a/components/webdata/common/web_data_service_base.h b/components/webdata/common/web_data_service_base.h |
index b80f4bcb491d4de1cbb5d0204ce442ac243f7466..2a0ead67eb0e1a7865e3537a9a2bdd62f9784b68 100644 |
--- a/components/webdata/common/web_data_service_base.h |
+++ b/components/webdata/common/web_data_service_base.h |
@@ -18,6 +18,8 @@ class WebDatabaseService; |
class WebDatabaseTable; |
namespace base { |
+// TODO(skyostil): Migrate to SingleThreadTaskRunner (crbug.com/465354). |
+class MessageLoopProxy; |
class Thread; |
} |