odrefresh: Avoid uninitialized usage

update_cache_info_only was only setting set to 'true' in one certain
situation, but then read from in another one.  We make sure it's
initialized before it ever gets read.

Test: TreeHugger
Bug: 211458160
Change-Id: I0be42699aeccf476619ef7d8b44b1037b5a0dd57
1 file changed