Merge Android R (rvc-dev-plus-aosp-without-vendor@6692709)

Bug: 166295507
Merged-In: I346b1a2c3da3e75bdbf959a7550d74e7275179f2
Change-Id: Ibe2b21465c2e62400f72bbb488944a7a641a91ee
tree: 33f4e5900bba51ec18cd919936b40581b0bab33c
  1. incfs/
  2. libdataloader/
  3. sysprop/
  4. .clang-format
  5. PREUPLOAD.cfg