[benchmark] Delete BUILD files

Bazel support is through utils/bazel, and the BUILD files in `benchmark`
just complicate downstream integrates for bazel based builds.

Differential Revision: https://reviews.llvm.org/D115733

third-party/benchmark/BUILD.bazel

@@ -1,52 +0,0 @@
-licenses(["notice"])
-
-config_setting(
-    name = "qnx",
-    constraint_values = ["@platforms//os:qnx"],
-    values = {
-        "cpu": "x64_qnx",
-    },
-    visibility = [":__subpackages__"],
-)
-
-config_setting(
-    name = "windows",
-    constraint_values = ["@platforms//os:windows"],
-    values = {
-        "cpu": "x64_windows",
-    },
-    visibility = [":__subpackages__"],
-)
-
-cc_library(
-    name = "benchmark",
-    srcs = glob(
-        [
-            "src/*.cc",
-            "src/*.h",
-        ],
-        exclude = ["src/benchmark_main.cc"],
-    ),
-    hdrs = ["include/benchmark/benchmark.h"],
-    linkopts = select({
-        ":windows": ["-DEFAULTLIB:shlwapi.lib"],
-        "//conditions:default": ["-pthread"],
-    }),
-    strip_include_prefix = "include",
-    visibility = ["//visibility:public"],
-)
-
-cc_library(
-    name = "benchmark_main",
-    srcs = ["src/benchmark_main.cc"],
-    hdrs = ["include/benchmark/benchmark.h"],
-    strip_include_prefix = "include",
-    visibility = ["//visibility:public"],
-    deps = [":benchmark"],
-)
-
-cc_library(
-    name = "benchmark_internal_headers",
-    hdrs = glob(["src/*.h"]),
-    visibility = ["//test:__pkg__"],
-)

third-party/benchmark/bindings/python/BUILD

@@ -1,3 +0,0 @@
-exports_files(glob(["*.BUILD"]))
-exports_files(["build_defs.bzl"])
-

third-party/benchmark/bindings/python/google_benchmark/BUILD

@@ -1,38 +0,0 @@
-load("//bindings/python:build_defs.bzl", "py_extension")
-
-py_library(
-    name = "google_benchmark",
-    srcs = ["__init__.py"],
-    visibility = ["//visibility:public"],
-    deps = [
-        ":_benchmark",
-        # pip; absl:app
-    ],
-)
-
-py_extension(
-    name = "_benchmark",
-    srcs = ["benchmark.cc"],
-    copts = [
-        "-fexceptions",
-        "-fno-strict-aliasing",
-    ],
-    features = ["-use_header_modules"],
-    deps = [
-        "//:benchmark",
-        "@pybind11",
-        "@python_headers",
-    ],
-)
-
-py_test(
-    name = "example",
-    srcs = ["example.py"],
-    python_version = "PY3",
-    srcs_version = "PY3",
-    visibility = ["//visibility:public"],
-    deps = [
-        ":google_benchmark",
-    ],
-)
-

third-party/benchmark/test/BUILD

@@ -1,75 +0,0 @@
-TEST_COPTS = [
-    "-pedantic",
-    "-pedantic-errors",
-    "-std=c++11",
-    "-Wall",
-    "-Wextra",
-    "-Wshadow",
-    #    "-Wshorten-64-to-32",
-    "-Wfloat-equal",
-    "-fstrict-aliasing",
-]
-
-PER_SRC_COPTS = ({
-    "cxx03_test.cc": ["-std=c++03"],
-    # Some of the issues with DoNotOptimize only occur when optimization is enabled
-    "donotoptimize_test.cc": ["-O3"],
-})
-
-TEST_ARGS = ["--benchmark_min_time=0.01"]
-
-PER_SRC_TEST_ARGS = ({
-    "user_counters_tabular_test.cc": ["--benchmark_counters_tabular=true"],
-    "repetitions_test.cc": [" --benchmark_repetitions=3"],
-    "spec_arg_test.cc" : ["--benchmark_filter=BM_NotChosen"],
-})
-
-load("@rules_cc//cc:defs.bzl", "cc_library", "cc_test")
-
-cc_library(
-    name = "output_test_helper",
-    testonly = 1,
-    srcs = ["output_test_helper.cc"],
-    hdrs = ["output_test.h"],
-    copts = TEST_COPTS,
-    deps = [
-        "//:benchmark",
-        "//:benchmark_internal_headers",
-    ],
-)
-
-[
-    cc_test(
-        name = test_src[:-len(".cc")],
-        size = "small",
-        srcs = [test_src],
-        args = TEST_ARGS + PER_SRC_TEST_ARGS.get(test_src, []),
-        copts = TEST_COPTS + PER_SRC_COPTS.get(test_src, []),
-        deps = [
-            ":output_test_helper",
-            "//:benchmark",
-            "//:benchmark_internal_headers",
-            "@com_google_googletest//:gtest",
-        ] + (
-            ["@com_google_googletest//:gtest_main"] if (test_src[-len("gtest.cc"):] == "gtest.cc") else []
-        ),
-        # FIXME: Add support for assembly tests to bazel.
-        # See Issue #556
-        # https://github.com/google/benchmark/issues/556
-    )
-    for test_src in glob(
-        ["*test.cc"],
-        exclude = [
-            "*_assembly_test.cc",
-            "link_main_test.cc",
-        ],
-    )
-]
-
-cc_test(
-    name = "link_main_test",
-    size = "small",
-    srcs = ["link_main_test.cc"],
-    copts = TEST_COPTS,
-    deps = ["//:benchmark_main"],
-)

third-party/benchmark/tools/BUILD.bazel

@@ -1,19 +0,0 @@
-load("@py_deps//:requirements.bzl", "requirement")
-
-py_library(
-    name = "gbench",
-    srcs = glob(["gbench/*.py"]),
-    deps = [
-      requirement("numpy"),
-      requirement("scipy"),
-    ],
-)
-
-py_binary(
-    name = "compare",
-    srcs = ["compare.py"],
-    python_version = "PY2",
-    deps = [
-        ":gbench",
-    ],
-)

third-party/update_benchmark.sh

@@ -11,4 +11,6 @@ read -p "Press a key to continue, or Ctrl+C to cancel"
 rm -rf benchmark
 git clone https://github.com/google/benchmark.git
 rm -rf benchmark/.git*
+find benchmark/ -name BUILD -delete
+find benchmark/ -name BUILD.bazel -delete