Move non_thread_safe from base to base/threading and into the base namespace.

TEST=it compiles
BUG=none
Review URL: http://codereview.chromium.org/6005010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@70351 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 28 insertions, 0 deletions

diff --git a/base/threading/non_thread_safe.cc b/base/threading/non_thread_safe.cc
new file mode 100644
index 0000000..8b41bc0
--- /dev/null
+++ b/base/threading/non_thread_safe.cc
@@ -0,0 +1,28 @@
+// Copyright (c) 2010 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.
+
+#include "base/threading/non_thread_safe.h"
+
+// These checks are only done in debug builds.
+#ifndef NDEBUG
+
+#include "base/logging.h"
+
+namespace base {
+
+NonThreadSafe::~NonThreadSafe() {
+  DCHECK(CalledOnValidThread());
+}
+
+bool NonThreadSafe::CalledOnValidThread() const {
+  return thread_checker_.CalledOnValidThread();
+}
+
+void NonThreadSafe::DetachFromThread() {
+  thread_checker_.DetachFromThread();
+}
+
+}  // namespace base
+
+#endif  // NDEBUG