[cast] AAC encoder for OS X and iOS based on AudioConverter and AudioFile

media/cast/sender/audio_encoder_unittest.cc

 // Copyright 2014 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 <stdint.h>
 
 #include <sstream>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 165 matching lines @@
 };
 
 TEST_P(AudioEncoderTest, EncodeOpus) {
   RunTestForCodec(CODEC_AUDIO_OPUS);
 }
 
 TEST_P(AudioEncoderTest, EncodePcm16) {
   RunTestForCodec(CODEC_AUDIO_PCM16);
 }
 
+#if defined(OS_MACOSX)
+TEST_P(AudioEncoderTest, EncodeAac) {
+  RunTestForCodec(CODEC_AUDIO_AAC);
+}
+#endif
+
 static const int64 kOneCall_3Millis[] = {3};
 static const int64 kOneCall_10Millis[] = {10};
 static const int64 kOneCall_13Millis[] = {13};
 static const int64 kOneCall_20Millis[] = {20};
 
 static const int64 kTwoCalls_3Millis[] = {3, 3};
 static const int64 kTwoCalls_10Millis[] = {10, 10};
 static const int64 kTwoCalls_Mixed1[] = {3, 10};
 static const int64 kTwoCalls_Mixed2[] = {10, 3};
 static const int64 kTwoCalls_Mixed3[] = {3, 17};
@@ skipping 40 matching lines @@
         TestScenario(kManyCalls_Mixed2, arraysize(kManyCalls_Mixed2)),
         TestScenario(kManyCalls_Mixed3, arraysize(kManyCalls_Mixed3)),
         TestScenario(kManyCalls_Mixed4, arraysize(kManyCalls_Mixed4)),
         TestScenario(kManyCalls_Mixed5, arraysize(kManyCalls_Mixed5)),
         TestScenario(kOneBigUnderrun, arraysize(kOneBigUnderrun)),
         TestScenario(kTwoBigUnderruns, arraysize(kTwoBigUnderruns)),
         TestScenario(kMixedUnderruns, arraysize(kMixedUnderruns))));
 
 }  // namespace cast
 }  // namespace media