Sort apps in AllApps3D.setApps().

The sorting is no longer being done in LauncherModel.
AA3D.addApps correctly performs an insertion sort, but
setApps did not.

Missing from change I77e3865b.

Bug: 2562420
Change-Id: I6854c2c4a221b2c1ad123410292da1fbfece7871
diff --git a/src/com/android/launcher2/AllApps3D.java b/src/com/android/launcher2/AllApps3D.java
index 64c8c4c..2b27c7c 100644
--- a/src/com/android/launcher2/AllApps3D.java
+++ b/src/com/android/launcher2/AllApps3D.java
@@ -831,6 +831,10 @@
             return;
         }
 
+        if (list != null) {
+            Collections.sort(list, LauncherModel.APP_NAME_COMPARATOR);
+        }
+
         boolean reload = false;
         if (mAllAppsList == null) {
             reload = true;