[Chromeshine] Suspensions native side of bridge.

Initial connection of native side of JNI bridge for Get- and
SetSuspensions methods only.

Bug: 923581
Change-Id: If149ee67d1b7e64aea59392b23b16ba419999e5e
Reviewed-on: https://chromium-review.googlesource.com/c/1452060
Reviewed-by: Patrick Noland <pnoland@chromium.org>
Commit-Queue: Natalie Chouinard <chouinard@chromium.org>
Cr-Commit-Position: refs/heads/master@{#628742}
3 files changed