Christopher Tate b98bcce37c Fix #38218977 : NPE restoring widget mappings
Remember that we might not be able to resolve historical
widget provider references, so don't access them unchecked.

Test: manual
Change-Id: I01c6c68461b6d15aa8fee402a4bfb0f21bf1ddbb
2017-05-11 15:39:34 -07:00
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