improve sensorservice dumpsys

Change-Id: I8b53d5cab884c3aca16d95df5fbf288368d52e8b
diff --git a/services/sensorservice/Fusion.cpp b/services/sensorservice/Fusion.cpp
index 0ab86c3..d76f19c 100644
--- a/services/sensorservice/Fusion.cpp
+++ b/services/sensorservice/Fusion.cpp
@@ -167,6 +167,9 @@
     Bm.y = 1;
     Bm.z = 0;
 
+    x0 = 0;
+    x1 = 0;
+
     init();
 }