Merge "Hide clock option when there is only 1 option[1/2]" into ub-launcher3-master
diff --git a/src/com/android/customization/picker/CustomizationPickerActivity.java b/src/com/android/customization/picker/CustomizationPickerActivity.java
index 60647d9..7da0d74 100644
--- a/src/com/android/customization/picker/CustomizationPickerActivity.java
+++ b/src/com/android/customization/picker/CustomizationPickerActivity.java
@@ -293,6 +293,9 @@
 
     @Override
     public void onBackPressed() {
+        if (mWallpaperCategoryFragment != null && mWallpaperCategoryFragment.popChildFragment()) {
+            return;
+        }
         if (getSupportFragmentManager().popBackStackImmediate()) {
             return;
         }
@@ -332,14 +335,6 @@
         mDelegate.showViewOnlyPreview(wallpaperInfo);
     }
 
-    /**
-     * Shows the picker activity for the given category.
-     */
-    @Override
-    public void show(String collectionId) {
-        mDelegate.show(collectionId);
-    }
-
     @Override
     public void onWallpapersReady() {