sigmaxipi

diff --git a/samples/sdk-video360/src/main/java/com/google/vr/sdk/samples/video360/MonoscopicView.java b/samples/sdk-video360/src/main/java/com/google/vr/sdk/samples/video360/MonoscopicView.java
index 19ebd03..cb1b577 100644
--- a/samples/sdk-video360/src/main/java/com/google/vr/sdk/samples/video360/MonoscopicView.java
+++ b/samples/sdk-video360/src/main/java/com/google/vr/sdk/samples/video360/MonoscopicView.java
@@ -30,8 +30,12 @@ import android.support.annotation.AnyThread;
 import android.support.annotation.BinderThread;
 import android.support.annotation.UiThread;
 import android.util.AttributeSet;
+import android.view.Display;
 import android.view.MotionEvent;