Minor documentation fixes.

Test: m update-api
Bug: 33550221

Change-Id: I757f161eb78a5c0c662743f35a372c91130c5b34

core/java/android/app/assist/AssistStructure.java

@@ -1585,9 +1585,6 @@ public class AssistStructure implements Parcelable {
             mNode.mInputType = inputType;
         }
 
-        /**
-         * @hide
-         */
         @Override
         public void setSanitized(boolean sanitized) {
             mNode.mSanitized = sanitized;

core/java/android/view/autofill/AutoFillType.java

@@ -79,6 +79,9 @@ public final class AutoFillType implements Parcelable {
      * <p>{@link AutoFillValue} instances for auto-filling a {@link View} can be obtained through
      * {@link AutoFillValue#forList(int)}, and the value passed to auto-fill a
      * {@link View} can be fetched through {@link AutoFillValue#getListValue()}.
+     *
+     * <p>The available options in the selection list are typically provided by
+     * {@link android.app.assist.AssistStructure.ViewNode#getAutoFillOptions()}.
      */
     public boolean isList() {
         return mType == TYPE_LIST;