Extract getIntentUser function in ResolverActivity

This should resolve conflicts with master.

Bug: 233348916
Test: presubmit
Change-Id: If5bf5c73441dc9c54822d0c2b36f16b11ea892ec
Merged-In: If5bf5c73441dc9c54822d0c2b36f16b11ea892ec
1 file changed