adopt non-blocking method to obtain the IpMemoryStore service.

Bug: 131133347
Test: atest FrameworksNetTests
Merged-In: I7de4f23370bdf9c9df5e74ed074c794080d93d95
Merged-In: If0d43f21710ca31149610d3e6a5f0d7e4acc11a2

Change-Id: If0d43f21710ca31149610d3e6a5f0d7e4acc11a2
(cherry picked from commit c4e4fd7beeda36c84548c7bb4a16312f20bdf188)
5 files changed