Index: ash/common/media_controller.h |
diff --git a/ash/common/media_controller.h b/ash/common/media_controller.h |
index 22165915bb32ba9680fe0cd81e2969a539e363cc..4a8eb1cd5fb5c248363e47fee1fbf85e589ce423 100644 |
--- a/ash/common/media_controller.h |
+++ b/ash/common/media_controller.h |
@@ -7,6 +7,7 @@ |
#include "ash/public/interfaces/media.mojom.h" |
#include "base/macros.h" |
+#include "base/observer_list.h" |
#include "mojo/public/cpp/bindings/associated_binding.h" |
#include "mojo/public/cpp/bindings/binding_set.h" |