Fixed building with a bazel with hdrs_check fixed again.

Change-Id: I015f66cd6e02e07efa367b96edd775015ac0abca
diff --git a/third_party/empty_config_h/BUILD b/third_party/empty_config_h/BUILD
new file mode 100644
index 0000000..96ee043
--- /dev/null
+++ b/third_party/empty_config_h/BUILD
@@ -0,0 +1,9 @@
+licenses(['unencumbered'])
+
+cc_library(
+  name = 'empty_config_h',
+  visibility = ['//third_party:__subpackages__'],
+  hdrs = [
+    'config.h',
+  ],
+)