Move SettingsLib icons to android.

Bug: 122263617
Test: make
Change-Id: Ic9a70d1368a6cec0f49d9de8abe7c5d94fab2649
diff --git a/src/com/android/phone/AdvancedOptionsPreference.java b/src/com/android/phone/AdvancedOptionsPreference.java
index 1987395..5f07790 100644
--- a/src/com/android/phone/AdvancedOptionsPreference.java
+++ b/src/com/android/phone/AdvancedOptionsPreference.java
@@ -34,7 +34,7 @@
     protected void onBindView(View view) {
         super.onBindView(view);
 
-        setIcon(R.drawable.ic_expand_more);
+        setIcon(com.android.internal.R.drawable.ic_expand_more);
         setTitle(R.string.advanced_options_title);
         TextView summary = view.findViewById(android.R.id.summary);
         summary.setMaxLines(1);