Enable clang-tidy as a sanity check, fix up all known failures
diff --git a/tools/run_tests/sanity/check_clang_tidy.sh b/tools/run_tests/sanity/check_clang_tidy.sh
new file mode 100755
index 0000000..42ab511
--- /dev/null
+++ b/tools/run_tests/sanity/check_clang_tidy.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+# Copyright 2017 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -e
+
+make buildtests \
+ -j `python -c 'import multiprocessing; print multiprocessing.cpu_count()'`
+find src/core src/cpp test/core test/cpp -name '*.h' -or -name '*.cc' | \
+ xargs tools/distrib/run_clang_tidy.py $*