Import Android SDK Platform P [4423826]

/google/data/ro/projects/android/fetch_artifact \
    --bid 4423826 \
    --target sdk_phone_armv7-win_sdk \
    sdk-repo-linux-sources-4423826.zip

AndroidVersion.ApiLevel has been modified to appear as 28

Change-Id: I45f7bdc9b9c1cdcba75386623ae5f3ead6db4da8
314 files changed