diff --git a/libc/bionic/ndk_cruft.cpp b/libc/bionic/ndk_cruft.cpp
index 829e8f3..2cd2e33 100644
--- a/libc/bionic/ndk_cruft.cpp
+++ b/libc/bionic/ndk_cruft.cpp
@@ -320,4 +320,9 @@
   return malloc_usable_size(ptr);
 }
 
+// In L we added a public pthread_gettid_np, but some apps were using the private API.
+extern "C" pid_t __pthread_gettid(pthread_t t) {
+  return pthread_gettid_np(t);
+}
+
 #endif
diff --git a/libc/bionic/pthread_gettid_np.cpp b/libc/bionic/pthread_gettid_np.cpp
index f4663a7..c996a05 100644
--- a/libc/bionic/pthread_gettid_np.cpp
+++ b/libc/bionic/pthread_gettid_np.cpp
@@ -27,13 +27,7 @@
  */
 
 #include "pthread_internal.h"
-#include "private/bionic_pthread.h"
 
 pid_t pthread_gettid_np(pthread_t t) {
   return reinterpret_cast<pthread_internal_t*>(t)->tid;
 }
-
-// TODO: move callers over to pthread_gettid_np and remove this.
-pid_t __pthread_gettid(pthread_t t) {
-  return pthread_gettid_np(t);
-}
diff --git a/libc/private/bionic_pthread.h b/libc/private/bionic_pthread.h
deleted file mode 100644
index 07bcbd4..0000000
--- a/libc/private/bionic_pthread.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *  * Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *  * Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef _BIONIC_PTHREAD_H
-#define _BIONIC_PTHREAD_H
-
-#include <sys/cdefs.h>
-
-__BEGIN_DECLS
-
-/* Internal, not an NDK API */
-extern pid_t __pthread_gettid(pthread_t thid);
-
-__END_DECLS
-
-#endif /* _BIONIC_PTHREAD_H */