Index: Source/core/dom/DocumentLifecycleObserver.h |
diff --git a/Source/core/dom/DocumentLifecycleObserver.h b/Source/core/dom/DocumentLifecycleObserver.h |
index 228432933722ca78245dcba4a2164fe55b209ae3..995d1527b7de8501e53dfa9fbe668bd2a6a876e4 100644 |
--- a/Source/core/dom/DocumentLifecycleObserver.h |
+++ b/Source/core/dom/DocumentLifecycleObserver.h |
@@ -27,6 +27,7 @@ |
#define DocumentLifecycleObserver_h |
#include "core/dom/Document.h" |
+#include "platform/LifecycleObserver.h" |
namespace blink { |