Update FooterPreference

Display user specified icon if android:icon has value, otherwise shows default.

Fixes: 138965988
Test: manual test
Change-Id: I78771103e52bd2b10aeae312d354fce27ec436fb

parent 535bb718

packages/SettingsLib/src/com/android/settingslib/widget/FooterPreference.java

+3 −1

Original line number	Diff line number	Diff line
		@@ -72,7 +72,9 @@ public class FooterPreference extends Preference {
		}

		private void init() {
		if (getIcon() == null) {
		setIcon(R.drawable.ic_info_outline_24);
		}
		setOrder(ORDER_FOOTER);
		if (TextUtils.isEmpty(getKey())) {
		setKey(KEY_FOOTER);