Index: mojo/public/cpp/system/watcher.h |
diff --git a/mojo/public/cpp/system/watcher.h b/mojo/public/cpp/system/watcher.h |
index 82f3e816fb22e94bb24cf05f7c7899195c38bdd7..3284154b2d886d97b9ecbde4e23e2255ce121077 100644 |
--- a/mojo/public/cpp/system/watcher.h |
+++ b/mojo/public/cpp/system/watcher.h |
@@ -16,13 +16,14 @@ |
#include "base/threading/thread_task_runner_handle.h" |
#include "mojo/public/c/system/types.h" |
#include "mojo/public/cpp/system/handle.h" |
+#include "mojo/public/cpp/system/system_export.h" |
namespace mojo { |
// A Watcher watches a single Mojo handle for signal state changes. |
// |
// NOTE: Watchers may only be used on threads which have a running MessageLoop. |
-class Watcher { |
+class MOJO_CPP_SYSTEM_EXPORT Watcher { |
public: |
// A callback to be called any time a watched handle changes state in some |
// interesting way. The |result| argument indicates one of the following |