Revert "Delete a bunch of deprecated and/or empty directores in src/webkit/."

webkit/build/JavaScriptCore/pthread.h

+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_WEBKIT_BUILD_JAVASCRIPTCORE_PTHREAD_H__
+#define CHROME_WEBKIT_BUILD_JAVASCRIPTCORE_PTHREAD_H__
+
+#include <errno.h>
+#include "wtf/Assertions.h"
+
+// Dummy implementations of various pthread APIs
+
+// ----------------------------------------------------------------------------
+// pthread_t
+
+typedef int pthread_t;
+
+inline pthread_t pthread_self() {
+  return 0;
+}
+inline int pthread_equal(pthread_t a, pthread_t b) {
+  return a == b;
+}
+inline int pthread_create(pthread_t* thread, void*, void* (*)(void*), void*) {
+  ASSERT_NOT_REACHED();
+  return EINVAL;
+}
+inline int pthread_join(pthread_t thread, void **) {
+  ASSERT_NOT_REACHED();
+  return EINVAL;
+}
+
+// ----------------------------------------------------------------------------
+// pthread_mutex_t
+
+typedef int pthread_mutex_t;
+
+inline int pthread_mutex_init(pthread_mutex_t* mutex, const void*) {
+  return 0;
+}
+inline int pthread_mutex_destroy(pthread_mutex_t* mutex) {
+  return 0;
+}
+inline int pthread_mutex_lock(pthread_mutex_t* mutex) {
+  return 0;
+}
+
+inline int pthread_mutex_trylock(pthread_mutex_t* mutex) {
+  return 0;
+}
+
+inline int pthread_mutex_unlock(pthread_mutex_t* mutex) {
+  return 0;
+}
+
+#define PTHREAD_MUTEX_INITIALIZER 0
+
+//
+// pthread_cond_t
+typedef int pthread_cond_t;
+
+inline int pthread_cond_init(pthread_cond_t* cond, const void*) {
+  return 0;
+}
+inline int pthread_cond_destroy(pthread_cond_t* cond) {
+  return 0;
+}
+
+inline int pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *) {
+  return 0;
+}
+inline int pthread_cond_signal(pthread_cond_t *) {
+  return 0;
+}
+inline int pthread_cond_broadcast(pthread_cond_t *) {
+  return 0;
+}
+
+// ----------------------------------------------------------------------------
+// pthread_key_t
+
+typedef int pthread_key_t;
+
+void pthread_setspecific(pthread_key_t key, void* value) {
+  TlsSetValue(key, value);
+}
+
+void pthread_key_create(pthread_key_t* key, void* destructor) {
+  // TODO(mbelshe): hook up the per-thread destructor.
+  *key = TlsAlloc();
+}
+
+
+#endif  // CHROME_WEBKIT_BUILD_JAVASCRIPTCORE_PTHREAD_H__