Avoid drawable invalidation during draw()

Prevents infinite invalidation loop when reusing a drawable asset within
a single draw() call. Also reduces unnecessary extra invalidations due to
drawable setters (ex. setBounds()) being called during draw().

Bug: 26329675
Change-Id: I31b3c99e8efd4193415cc562a84c8939a2f56c2d
(cherry picked from commit 8cda8e91)