Removing some support lib dependencies

Change-Id: I028ed591cc9cf0af94fe6e09fadcd255f07cdee5
diff --git a/src/com/android/launcher3/SettingsActivity.java b/src/com/android/launcher3/SettingsActivity.java
index 0902b20..b7b75f8 100644
--- a/src/com/android/launcher3/SettingsActivity.java
+++ b/src/com/android/launcher3/SettingsActivity.java
@@ -26,7 +26,6 @@
 import android.preference.PreferenceFragment;
 import android.provider.Settings;
 import android.provider.Settings.System;
-import android.support.v4.os.BuildCompat;
 
 import com.android.launcher3.graphics.IconShapeOverride;
 
@@ -85,7 +84,7 @@
             }
 
             Preference iconBadgingPref = findPreference(ICON_BADGING_PREFERENCE_KEY);
-            if (!BuildCompat.isAtLeastO()) {
+            if (!Utilities.isAtLeastO()) {
                 getPreferenceScreen().removePreference(
                         findPreference(SessionCommitReceiver.ADD_ICON_PREFERENCE_KEY));
                 getPreferenceScreen().removePreference(iconBadgingPref);