Fixes #1925003. Make ListView honor the android:choiceMode XML attribute.

The attribute was simply ignored by the constructor.

core/java/android/widget/ListView.java

@@ -174,6 +174,8 @@ public class ListView extends AbsListView {
             setDividerHeight(dividerHeight);
         }
 
+        setChoiceMode(a.getInt(R.styleable.ListView_choiceMode, CHOICE_MODE_NONE));
+        
         mHeaderDividersEnabled = a.getBoolean(R.styleable.ListView_headerDividersEnabled, true);
         mFooterDividersEnabled = a.getBoolean(R.styleable.ListView_footerDividersEnabled, true);