Import platform SDK from build 5484155

./update_prebuilts.py -p 5484155

Test: m TARGET_BUILD_APPS=Gallery2
Change-Id: I4a65254272043c86da4102e8cf0a990741a32aaf
Merged-In: I4da25d351f6c780f17c7ad79ea239c9a535f5c9a
42 files changed