audio_coding: remove "main" directory

webrtc/modules/audio_coding/test/TestVADDTX.h

Index: webrtc/modules/audio_coding/test/TestVADDTX.h
diff --git a/webrtc/modules/audio_coding/main/test/TestVADDTX.h b/webrtc/modules/audio_coding/test/TestVADDTX.h
similarity index 85%
rename from webrtc/modules/audio_coding/main/test/TestVADDTX.h
rename to webrtc/modules/audio_coding/test/TestVADDTX.h
index 07596e2e86065f1534ac89ee2ead2d36cda5191b..1e7f0ef4d74d296d3b5bad7d22ddac597659311e 100644
--- a/webrtc/modules/audio_coding/main/test/TestVADDTX.h
+++ b/webrtc/modules/audio_coding/test/TestVADDTX.h
@@ -8,16 +8,16 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_TESTVADDTX_H_
-#define WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_TESTVADDTX_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_TEST_TESTVADDTX_H_
+#define WEBRTC_MODULES_AUDIO_CODING_TEST_TESTVADDTX_H_
 
 
 #include "webrtc/base/scoped_ptr.h"
 #include "webrtc/common_types.h"
-#include "webrtc/modules/audio_coding/main/include/audio_coding_module.h"
-#include "webrtc/modules/audio_coding/main/include/audio_coding_module_typedefs.h"
-#include "webrtc/modules/audio_coding/main/test/ACMTest.h"
-#include "webrtc/modules/audio_coding/main/test/Channel.h"
+#include "webrtc/modules/audio_coding/include/audio_coding_module.h"
+#include "webrtc/modules/audio_coding/include/audio_coding_module_typedefs.h"
+#include "webrtc/modules/audio_coding/test/ACMTest.h"
+#include "webrtc/modules/audio_coding/test/Channel.h"
 
 namespace webrtc {
 
@@ -99,4 +99,4 @@ class TestOpusDtx final : public TestVadDtx {
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_TESTVADDTX_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_TEST_TESTVADDTX_H_