Rename neteq4 folder to neteq

Keep the old neteq4/audio_decoder_unittests.isolate while waiting for
a hard-coded reference to change.

This CL effectively reverts r6257 "Rename neteq4 folder to neteq".

BUG=2996
TBR=tina.legrand@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/21629004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@6367 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/audio_coding/neteq/merge_unittest.cc b/webrtc/modules/audio_coding/neteq/merge_unittest.cc
new file mode 100644
index 0000000..fb5f789
--- /dev/null
+++ b/webrtc/modules/audio_coding/neteq/merge_unittest.cc
@@ -0,0 +1,37 @@
+/*
+ *  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.
+ */
+
+// Unit tests for Merge class.
+
+#include "webrtc/modules/audio_coding/neteq/merge.h"
+
+#include <vector>
+
+#include "gtest/gtest.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
+
+namespace webrtc {
+
+TEST(Merge, CreateAndDestroy) {
+  int fs = 8000;
+  size_t channels = 1;
+  BackgroundNoise bgn(channels);
+  SyncBuffer sync_buffer(1, 1000);
+  RandomVector random_vector;
+  Expand expand(&bgn, &sync_buffer, &random_vector, fs, channels);
+  Merge merge(fs, channels, &expand, &sync_buffer);
+}
+
+// TODO(hlundin): Write more tests.
+
+}  // namespace webrtc