diff options
Diffstat (limited to 'gfx/layers/apz/src/GestureEventListener.h')
-rw-r--r-- | gfx/layers/apz/src/GestureEventListener.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gfx/layers/apz/src/GestureEventListener.h b/gfx/layers/apz/src/GestureEventListener.h index aa51889fdd..bf50d4f40a 100644 --- a/gfx/layers/apz/src/GestureEventListener.h +++ b/gfx/layers/apz/src/GestureEventListener.h @@ -7,6 +7,7 @@ #ifndef mozilla_layers_GestureEventListener_h #define mozilla_layers_GestureEventListener_h +#include <iosfwd> #include "InputData.h" // for MultiTouchInput, etc #include "Units.h" #include "mozilla/EventForwards.h" // for nsEventStatus @@ -135,6 +136,8 @@ class GestureEventListener final { GESTURE_ONE_TOUCH_PINCH }; + friend std::ostream& operator<<(std::ostream& os, GestureState aState); + /** * These HandleInput* functions comprise input alphabet of the GEL * finite-state machine triggering state transitions. |