Fix misc-use-anonymous-namespace warning

system/netd/tests/benchmarks/bpf_benchmark.cpp:77:1: error: variable '_benchmark_2BpfBenchMark_MapUpdateEntry_Benchmark' declared 'static', move to anonymous namespace instead [misc-use-anonymous-namespace,-warnings-as-errors]
BENCHMARK_REGISTER_F(BpfBenchMark, MapUpdateEntry)->Arg(1);
^
external/google-benchmark/include/benchmark/benchmark.h:1252:3: note: expanded from macro 'BENCHMARK_REGISTER_F'
  BENCHMARK_PRIVATE_REGISTER_F(BENCHMARK_PRIVATE_CONCAT_NAME(BaseClass, Method))
  ^
external/google-benchmark/include/benchmark/benchmark.h:1255:3: note: expanded from macro 'BENCHMARK_PRIVATE_REGISTER_F'
  BENCHMARK_PRIVATE_DECLARE(TestName) =        \
  ^
external/google-benchmark/include/benchmark/benchmark.h:1114:44: note: expanded from macro 'BENCHMARK_PRIVATE_DECLARE'
  static ::benchmark::internal::Benchmark* BENCHMARK_PRIVATE_NAME(n) \
                                           ^

Test: presubmit
Bug: 264965700
Change-Id: I2b5c13f1f2a530a0d0fa0cb874f1864733abccec
1 file changed
tree: 68fa99618f11c8b0ffde17177e1c02c693fe9704
  1. client/
  2. include/
  3. netutils_wrappers/
  4. server/
  5. tests/
  6. .editorconfig
  7. Android.bp
  8. NOTICE
  9. OWNERS
  10. PREUPLOAD.cfg
  11. TEST_MAPPING