Import Android SDK Platform O

/google/data/ro/projects/android/fetch_artifact \
    --bid 3886077 \
    --target sdk_phone_armv7-win_sdk \
    sdk-repo-linux-platforms-3886077.zip

AndroidVersion.ApiLevel has been modified to appear as 26

Change-Id: I8f02411742ec74270b121dadbff1b725491617e9
193 files changed