Support for Signal calls.

Merge in RedPhone

// FREEBIE

jni/webrtc/system_wrappers/source/thread.cc

@@ -0,0 +1,36 @@
+/*
+ *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "webrtc/system_wrappers/interface/thread_wrapper.h"
+
+#if defined(_WIN32)
+#include "webrtc/system_wrappers/source/thread_win.h"
+#else
+#include "webrtc/system_wrappers/source/thread_posix.h"
+#endif
+
+namespace webrtc {
+
+ThreadWrapper* ThreadWrapper::CreateThread(ThreadRunFunction func,
+                                           ThreadObj obj, ThreadPriority prio,
+                                           const char* thread_name) {
+#if defined(_WIN32)
+  return new ThreadWindows(func, obj, prio, thread_name);
+#else
+  return ThreadPosix::Create(func, obj, prio, thread_name);
+#endif
+}
+
+bool ThreadWrapper::SetAffinity(const int* processor_numbers,
+                                const unsigned int amount_of_processors) {
+  return false;
+}
+
+}  // namespace webrtc