diff --git a/webrtc/audio/audio_receive_stream_unittest.cc b/webrtc/audio/audio_receive_stream_unittest.cc
index 0239dd389c..f600b857b6 100644
--- a/webrtc/audio/audio_receive_stream_unittest.cc
+++ b/webrtc/audio/audio_receive_stream_unittest.cc
@@ -16,11 +16,11 @@
 #include "webrtc/audio/audio_receive_stream.h"
 #include "webrtc/audio/conversion.h"
 #include "webrtc/logging/rtc_event_log/mock/mock_rtc_event_log.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/modules/bitrate_controller/include/mock/mock_bitrate_controller.h"
 #include "webrtc/modules/pacing/packet_router.h"
 #include "webrtc/modules/rtp_rtcp/source/byte_io.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 #include "webrtc/test/mock_voe_channel_proxy.h"
 #include "webrtc/test/mock_voice_engine.h"
 
diff --git a/webrtc/call/BUILD.gn b/webrtc/call/BUILD.gn
index 47129530e1..96727e22b0 100644
--- a/webrtc/call/BUILD.gn
+++ b/webrtc/call/BUILD.gn
@@ -86,6 +86,7 @@ if (rtc_include_tests) {
       "../modules/pacing",
       "../modules/rtp_rtcp",
       "../system_wrappers",
+      "../test:audio_codec_mocks",
       "../test:direct_transport",
       "../test:test_common",
       "../test:test_support",
diff --git a/webrtc/call/call_unittest.cc b/webrtc/call/call_unittest.cc
index a45b91cb72..27d2329811 100644
--- a/webrtc/call/call_unittest.cc
+++ b/webrtc/call/call_unittest.cc
@@ -15,9 +15,9 @@
 #include "webrtc/call/audio_state.h"
 #include "webrtc/call/call.h"
 #include "webrtc/logging/rtc_event_log/rtc_event_log.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/modules/audio_mixer/audio_mixer_impl.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 #include "webrtc/test/mock_transport.h"
 #include "webrtc/test/mock_voice_engine.h"
 
diff --git a/webrtc/media/BUILD.gn b/webrtc/media/BUILD.gn
index 25bf806b31..328a10b3f8 100644
--- a/webrtc/media/BUILD.gn
+++ b/webrtc/media/BUILD.gn
@@ -454,6 +454,7 @@ if (rtc_include_tests) {
       "../modules/video_coding:webrtc_vp8",
       "../p2p:rtc_p2p_unittests",
       "../system_wrappers:metrics_default",
+      "../test:audio_codec_mocks",
       "../test:test_support",
       "../voice_engine:voice_engine",
     ]
diff --git a/webrtc/media/engine/apm_helpers_unittest.cc b/webrtc/media/engine/apm_helpers_unittest.cc
index 1db77fcbb5..f7c418d332 100644
--- a/webrtc/media/engine/apm_helpers_unittest.cc
+++ b/webrtc/media/engine/apm_helpers_unittest.cc
@@ -11,11 +11,11 @@
 #include "webrtc/media/engine/apm_helpers.h"
 
 #include "webrtc/media/engine/webrtcvoe.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/modules/audio_device/include/mock_audio_device.h"
 #include "webrtc/modules/audio_processing/include/audio_processing.h"
 #include "webrtc/test/gmock.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 #include "webrtc/voice_engine/transmit_mixer.h"
 
 namespace webrtc {
diff --git a/webrtc/media/engine/nullwebrtcvideoengine_unittest.cc b/webrtc/media/engine/nullwebrtcvideoengine_unittest.cc
index a8f2421610..f1b4f2f654 100644
--- a/webrtc/media/engine/nullwebrtcvideoengine_unittest.cc
+++ b/webrtc/media/engine/nullwebrtcvideoengine_unittest.cc
@@ -10,8 +10,8 @@
 
 #include "webrtc/media/engine/nullwebrtcvideoengine.h"
 #include "webrtc/media/engine/webrtcvoiceengine.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 
 namespace cricket {
 
diff --git a/webrtc/media/engine/webrtcvoiceengine_unittest.cc b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
index 5da1d8aba0..f9a631c539 100644
--- a/webrtc/media/engine/webrtcvoiceengine_unittest.cc
+++ b/webrtc/media/engine/webrtcvoiceengine_unittest.cc
@@ -23,12 +23,12 @@
 #include "webrtc/media/engine/fakewebrtccall.h"
 #include "webrtc/media/engine/fakewebrtcvoiceengine.h"
 #include "webrtc/media/engine/webrtcvoiceengine.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/modules/audio_device/include/mock_audio_device.h"
 #include "webrtc/modules/audio_processing/include/mock_audio_processing.h"
 #include "webrtc/pc/channel.h"
 #include "webrtc/test/field_trial.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 #include "webrtc/voice_engine/transmit_mixer.h"
 
 using testing::ContainerEq;
diff --git a/webrtc/modules/audio_coding/BUILD.gn b/webrtc/modules/audio_coding/BUILD.gn
index 6d1422327c..9c7e5eec55 100644
--- a/webrtc/modules/audio_coding/BUILD.gn
+++ b/webrtc/modules/audio_coding/BUILD.gn
@@ -2064,7 +2064,6 @@ if (rtc_include_tests) {
       "neteq/dtmf_tone_generator_unittest.cc",
       "neteq/expand_unittest.cc",
       "neteq/merge_unittest.cc",
-      "neteq/mock/mock_audio_decoder.h",
       "neteq/mock/mock_buffer_level_filter.h",
       "neteq/mock/mock_decoder_database.h",
       "neteq/mock/mock_delay_manager.h",
@@ -2126,6 +2125,7 @@ if (rtc_include_tests) {
       "../../base:rtc_base_tests_utils",
       "../../common_audio",
       "../../system_wrappers:system_wrappers",
+      "../../test:audio_codec_mocks",
       "../../test:field_trial",
       "../../test:rtp_test_utils",
       "../../test:test_common",
diff --git a/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest.cc b/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest.cc
index 58e7b6960c..be584639ce 100644
--- a/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest.cc
+++ b/webrtc/modules/audio_coding/acm2/audio_coding_module_unittest.cc
@@ -30,7 +30,6 @@
 #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/neteq/audio_decoder_impl.h"
-#include "webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h"
 #include "webrtc/modules/audio_coding/neteq/tools/audio_checksum.h"
 #include "webrtc/modules/audio_coding/neteq/tools/audio_loop.h"
 #include "webrtc/modules/audio_coding/neteq/tools/constant_pcm_packet_source.h"
@@ -44,6 +43,7 @@
 #include "webrtc/system_wrappers/include/event_wrapper.h"
 #include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder.h"
 #include "webrtc/test/testsupport/fileutils.h"
 
 using ::testing::AtLeast;
diff --git a/webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc b/webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc
index 42fc673c6c..a5c577866a 100644
--- a/webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc
@@ -10,15 +10,15 @@
 
 // Unit tests for DecisionLogic class and derived classes.
 
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
-#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
 #include "webrtc/modules/audio_coding/neteq/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
 #include "webrtc/modules/audio_coding/neteq/decoder_database.h"
 #include "webrtc/modules/audio_coding/neteq/delay_manager.h"
 #include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
 #include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
 #include "webrtc/modules/audio_coding/neteq/tick_timer.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc b/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
index f3e6a64673..3e6548560e 100644
--- a/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
@@ -16,10 +16,10 @@
 #include <string>
 
 #include "webrtc/api/audio_codecs/builtin_audio_decoder_factory.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
-#include "webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h"
 #include "webrtc/test/gmock.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 
 using testing::_;
 using testing::Invoke;
diff --git a/webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc b/webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc
index de07ae2072..47c2847004 100644
--- a/webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc
@@ -12,11 +12,9 @@
 
 #include "webrtc/api/audio_codecs/builtin_audio_decoder_factory.h"
 #include "webrtc/base/safe_conversions.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/modules/audio_coding/neteq/accelerate.h"
 #include "webrtc/modules/audio_coding/neteq/expand.h"
 #include "webrtc/modules/audio_coding/neteq/include/neteq.h"
-#include "webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h"
 #include "webrtc/modules/audio_coding/neteq/mock/mock_buffer_level_filter.h"
 #include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
 #include "webrtc/modules/audio_coding/neteq/mock/mock_delay_manager.h"
@@ -32,6 +30,8 @@
 #include "webrtc/modules/include/module_common_types.h"
 #include "webrtc/test/gmock.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 
 using ::testing::AtLeast;
 using ::testing::Return;
diff --git a/webrtc/modules/audio_coding/neteq/red_payload_splitter_unittest.cc b/webrtc/modules/audio_coding/neteq/red_payload_splitter_unittest.cc
index 60cf39fb61..4a1fb9eda5 100644
--- a/webrtc/modules/audio_coding/neteq/red_payload_splitter_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/red_payload_splitter_unittest.cc
@@ -18,10 +18,10 @@
 #include <utility>  // pair
 
 #include "webrtc/api/audio_codecs/builtin_audio_decoder_factory.h"
-#include "webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h"
 #include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
 #include "webrtc/modules/audio_coding/neteq/packet.h"
 #include "webrtc/test/gtest.h"
+#include "webrtc/test/mock_audio_decoder_factory.h"
 
 using ::testing::Return;
 using ::testing::ReturnNull;
diff --git a/webrtc/test/BUILD.gn b/webrtc/test/BUILD.gn
index 4050eaff85..9554ccf2f9 100644
--- a/webrtc/test/BUILD.gn
+++ b/webrtc/test/BUILD.gn
@@ -489,3 +489,11 @@ rtc_source_set("test_renderer") {
     "//testing/gtest",
   ]
 }
+
+rtc_source_set("audio_codec_mocks") {
+  testonly = true
+  sources = [
+    "mock_audio_decoder.h",
+    "mock_audio_decoder_factory.h",
+  ]
+}
diff --git a/webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h b/webrtc/test/mock_audio_decoder.h
similarity index 76%
rename from webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h
rename to webrtc/test/mock_audio_decoder.h
index f5b343d8fa..8830021120 100644
--- a/webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h
+++ b/webrtc/test/mock_audio_decoder.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_DECODER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_DECODER_H_
+#ifndef WEBRTC_TEST_MOCK_AUDIO_DECODER_H_
+#define WEBRTC_TEST_MOCK_AUDIO_DECODER_H_
 
 #include "webrtc/api/audio_codecs/audio_decoder.h"
 #include "webrtc/test/gmock.h"
@@ -26,8 +26,8 @@ class MockAudioDecoder : public AudioDecoder {
   MOCK_CONST_METHOD0(HasDecodePlc, bool());
   MOCK_METHOD2(DecodePlc, size_t(size_t, int16_t*));
   MOCK_METHOD0(Reset, void());
-  MOCK_METHOD5(IncomingPacket, int(const uint8_t*, size_t, uint16_t, uint32_t,
-                                   uint32_t));
+  MOCK_METHOD5(IncomingPacket,
+               int(const uint8_t*, size_t, uint16_t, uint32_t, uint32_t));
   MOCK_METHOD0(ErrorCode, int());
   MOCK_CONST_METHOD2(PacketDuration, int(const uint8_t*, size_t));
   MOCK_CONST_METHOD0(Channels, size_t());
@@ -35,4 +35,4 @@ class MockAudioDecoder : public AudioDecoder {
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_DECODER_H_
+#endif  // WEBRTC_TEST_MOCK_AUDIO_DECODER_H_
diff --git a/webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h b/webrtc/test/mock_audio_decoder_factory.h
similarity index 90%
rename from webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h
rename to webrtc/test/mock_audio_decoder_factory.h
index 3b91491e7f..24eb44eb67 100644
--- a/webrtc/modules/audio_coding/codecs/mock/mock_audio_decoder_factory.h
+++ b/webrtc/test/mock_audio_decoder_factory.h
@@ -8,9 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_MOCK_MOCK_AUDIO_DECODER_FACTORY_H_
-#define WEBRTC_MODULES_AUDIO_CODING_CODECS_MOCK_MOCK_AUDIO_DECODER_FACTORY_H_
+#ifndef WEBRTC_TEST_MOCK_AUDIO_DECODER_FACTORY_H_
+#define WEBRTC_TEST_MOCK_AUDIO_DECODER_FACTORY_H_
 
+#include <memory>
 #include <vector>
 
 #include "webrtc/api/audio_codecs/audio_decoder_factory.h"
@@ -24,8 +25,7 @@ class MockAudioDecoderFactory : public AudioDecoderFactory {
  public:
   MOCK_METHOD0(GetSupportedDecoders, std::vector<AudioCodecSpec>());
   MOCK_METHOD1(IsSupportedDecoder, bool(const SdpAudioFormat&));
-  std::unique_ptr<AudioDecoder> MakeAudioDecoder(
-      const SdpAudioFormat& format) {
+  std::unique_ptr<AudioDecoder> MakeAudioDecoder(const SdpAudioFormat& format) {
     std::unique_ptr<AudioDecoder> return_value;
     MakeAudioDecoderMock(format, &return_value);
     return return_value;
@@ -80,4 +80,4 @@ class MockAudioDecoderFactory : public AudioDecoderFactory {
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_AUDIO_CODING_CODECS_MOCK_MOCK_AUDIO_DECODER_FACTORY_H_
+#endif  // WEBRTC_TEST_MOCK_AUDIO_DECODER_FACTORY_H_