Revert "Revert "Revert "Revert "Revert "cache shourtcut image"""""

This reverts commit 28dc8de660be05800bfb21c5f4c7f709a5c9cb1f.

Reason for revert: the code change introduces significant delay when saving deep shortcut icons in cache.

Change-Id: I5d67ac0c4c867a40e882b7a46be446f8f7f63ac7
6 files changed