For the wallet card & icon, only allow the drawable be loaded from bitmap.

Test: manual
Bug: 366403307
Flag: EXEMPT bugfix
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:eb5a9b8a829dace87d592c0d1c0b29f2dfc49fc0)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:6030a441a422761b16453917a26d4123799e8acb)
Merged-In: I0033f6ba7ce7f9b9d592e7ce44e63ba804ceb348
Change-Id: I0033f6ba7ce7f9b9d592e7ce44e63ba804ceb348