remove LOW_PROFILE flag when setting HIDE_NAVIGATION, because it's not needed in order to work

Change-Id: I4eb6aee12f00bc98d14e7f42476acaf75340ac26
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/OverscanActivity.java b/samples/ApiDemos/src/com/example/android/apis/view/OverscanActivity.java
index 3ee63e5..464b601 100644
--- a/samples/ApiDemos/src/com/example/android/apis/view/OverscanActivity.java
+++ b/samples/ApiDemos/src/com/example/android/apis/view/OverscanActivity.java
@@ -99,9 +99,8 @@
     }
     private class OverscanState implements State {
         public void apply() {
-            display("FULLSCREEN + LOW_PROFILE + HIDE_NAVIGATION");
-            mImage.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE
-                                       | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
+            display("FULLSCREEN + HIDE_NAVIGATION");
+            mImage.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
         }
         public State next() {
             return new NormalState();