https://build.chromium.org/p/chromium.fyi/builders/ClangToTAndroidASan/builds/3293/steps/gclient%20runhooks/logs/stdio

Running /b/build/slave/ClangToTAndroidASan/build/src/third_party/android_tools/ndk/build/tools/make-standalone-toolchain.sh --platform=android-21 '--install-dir="/b/build/slave/ClangToTAndroidASan/build/src/third_party/llvm-build/Release+Asserts/android-toolchain-aarch64"' --system=linux-x86_64 --stl=stlport --toolchain=aarch64-linux-android-4.9
HOST_OS=linux
HOST_EXE=
HOST_ARCH=x86_64
HOST_TAG=linux-x86_64
HOST_NUM_CPUS=16
BUILD_NUM_CPUS=32
ERROR: Unknown option '--system'. See --help for usage.
Failed.
Error: Command '/usr/bin/python src/tools/clang/scripts/update.py --if-needed' returned non-zero exit status 1 in /b/build/slave/ClangToTAndroidASan/build


This is called from https://cs.chromium.org/chromium/src/tools/clang/scripts/update.py?rcl=0&l=745 -- I guess that needs to be changed after the NDK update?