1 files changed, 3 insertions, 0 deletions
diff --git a/Source/WebKit/chromium/public/WebActiveWheelFlingParameters.h b/Source/WebKit/chromium/public/WebActiveWheelFlingParameters.h
index ef277d5fd..2133e8508 100644
--- a/Source/WebKit/chromium/public/WebActiveWheelFlingParameters.h
+++ b/Source/WebKit/chromium/public/WebActiveWheelFlingParameters.h
@@ -26,6 +26,7 @@
 #ifndef WebActiveWheelFlingParameters_h
 #define WebActiveWheelFlingParameters_h
 
+#include "WebInputEvent.h"
 #include "platform/WebCommon.h"
 
 #include "platform/WebFloatPoint.h"
@@ -39,11 +40,13 @@ struct WebActiveWheelFlingParameters {
     WebPoint point;
     WebPoint globalPoint;
     int modifiers;
+    WebGestureEvent::SourceDevice sourceDevice;
     WebSize cumulativeScroll;
     double startTime;
 
     WebActiveWheelFlingParameters()
         : modifiers(0)
+        , sourceDevice(WebGestureEvent::Touchpad)
         , startTime(0)
     {
     }