Support for Signal calls.

Merge in RedPhone

// FREEBIE

jni/webrtc/modules/audio_coding/neteq/defines.h

@@ -0,0 +1,51 @@
+/*
+ *  Copyright (c) 2012 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.
+ */
+
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DEFINES_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DEFINES_H_
+
+namespace webrtc {
+
+enum Operations {
+  kNormal = 0,
+  kMerge,
+  kExpand,
+  kAccelerate,
+  kPreemptiveExpand,
+  kRfc3389Cng,
+  kRfc3389CngNoPacket,
+  kCodecInternalCng,
+  kDtmf,
+  kAlternativePlc,
+  kAlternativePlcIncreaseTimestamp,
+  kAudioRepetition,
+  kAudioRepetitionIncreaseTimestamp,
+  kUndefined = -1
+};
+
+enum Modes {
+  kModeNormal = 0,
+  kModeExpand,
+  kModeMerge,
+  kModeAccelerateSuccess,
+  kModeAccelerateLowEnergy,
+  kModeAccelerateFail,
+  kModePreemptiveExpandSuccess,
+  kModePreemptiveExpandLowEnergy,
+  kModePreemptiveExpandFail,
+  kModeRfc3389Cng,
+  kModeCodecInternalCng,
+  kModeDtmf,
+  kModeError,
+  kModeUndefined = -1
+};
+
+}  // namespace webrtc
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DEFINES_H_