Changed inconsistency when selecting default wallpaper, where it did not go back to home.

Bug: 13219313
Change-Id: I4961c6724a1550dbae126f97e45dc166cbe9a565
diff --git a/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java b/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java
index 80c649a..3f3dca8 100644
--- a/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java
+++ b/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java
@@ -257,6 +257,7 @@
         public void onSave(WallpaperPickerActivity a) {
             try {
                 WallpaperManager.getInstance(a).clear();
+                a.setResult(RESULT_OK);
             } catch (IOException e) {
                 Log.w("Setting wallpaper to default threw exception", e);
             }