diff --git a/webrtc/modules/audio_coding/test/target_delay_unittest.cc b/webrtc/modules/audio_coding/test/target_delay_unittest.cc
index 9d1ce66365..7aec5d024f 100644
--- a/webrtc/modules/audio_coding/test/target_delay_unittest.cc
+++ b/webrtc/modules/audio_coding/test/target_delay_unittest.cc
@@ -15,7 +15,6 @@
 #include "webrtc/modules/audio_coding/include/audio_coding_module.h"
 #include "webrtc/modules/audio_coding/test/utility.h"
 #include "webrtc/modules/include/module_common_types.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/gtest.h"
 #include "webrtc/test/testsupport/fileutils.h"
 
@@ -254,4 +253,3 @@ TEST_F(TargetDelayTest, MAYBE_TargetDelayBufferMinMax) {
 }
 
 }  // namespace webrtc
-
diff --git a/webrtc/modules/audio_device/android/audio_device_unittest.cc b/webrtc/modules/audio_device/android/audio_device_unittest.cc
index ce2eab83a9..680d3a1592 100644
--- a/webrtc/modules/audio_device/android/audio_device_unittest.cc
+++ b/webrtc/modules/audio_device/android/audio_device_unittest.cc
@@ -29,7 +29,6 @@
 #include "webrtc/modules/audio_device/include/audio_device.h"
 #include "webrtc/modules/audio_device/include/mock_audio_transport.h"
 #include "webrtc/system_wrappers/include/event_wrapper.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/gmock.h"
 #include "webrtc/test/gtest.h"
 #include "webrtc/test/testsupport/fileutils.h"
diff --git a/webrtc/modules/audio_device/audio_device_unittest.cc b/webrtc/modules/audio_device/audio_device_unittest.cc
index f721a6889f..4f86d100bd 100644
--- a/webrtc/modules/audio_device/audio_device_unittest.cc
+++ b/webrtc/modules/audio_device/audio_device_unittest.cc
@@ -27,7 +27,6 @@
 #include "webrtc/modules/audio_device/audio_device_impl.h"
 #include "webrtc/modules/audio_device/include/audio_device.h"
 #include "webrtc/modules/audio_device/include/mock_audio_transport.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/gmock.h"
 #include "webrtc/test/gtest.h"
 
diff --git a/webrtc/modules/audio_device/ios/audio_device_unittest_ios.mm b/webrtc/modules/audio_device/ios/audio_device_unittest_ios.mm
index bff51aa96b..45d3b2a37a 100644
--- a/webrtc/modules/audio_device/ios/audio_device_unittest_ios.mm
+++ b/webrtc/modules/audio_device/ios/audio_device_unittest_ios.mm
@@ -27,7 +27,6 @@
 #include "webrtc/modules/audio_device/include/mock_audio_transport.h"
 #include "webrtc/modules/audio_device/ios/audio_device_ios.h"
 #include "webrtc/system_wrappers/include/event_wrapper.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/gmock.h"
 #include "webrtc/test/gtest.h"
 #include "webrtc/test/testsupport/fileutils.h"
diff --git a/webrtc/modules/audio_processing/audio_processing_performance_unittest.cc b/webrtc/modules/audio_processing/audio_processing_performance_unittest.cc
index bb88c8be42..bf3d5a84d7 100644
--- a/webrtc/modules/audio_processing/audio_processing_performance_unittest.cc
+++ b/webrtc/modules/audio_processing/audio_processing_performance_unittest.cc
@@ -25,7 +25,6 @@
 #include "webrtc/modules/include/module_common_types.h"
 #include "webrtc/system_wrappers/include/clock.h"
 #include "webrtc/system_wrappers/include/event_wrapper.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/gtest.h"
 #include "webrtc/test/testsupport/perf_test.h"
 
diff --git a/webrtc/test/frame_generator_capturer.cc b/webrtc/test/frame_generator_capturer.cc
index bd3f8ca2a0..149f7015b4 100644
--- a/webrtc/test/frame_generator_capturer.cc
+++ b/webrtc/test/frame_generator_capturer.cc
@@ -19,7 +19,6 @@
 #include "webrtc/base/task_queue.h"
 #include "webrtc/base/timeutils.h"
 #include "webrtc/system_wrappers/include/clock.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/frame_generator.h"
 #include "webrtc/video_send_stream.h"
 
diff --git a/webrtc/video/video_receive_stream_unittest.cc b/webrtc/video/video_receive_stream_unittest.cc
index a6a3ab28a0..237eed40b8 100644
--- a/webrtc/video/video_receive_stream_unittest.cc
+++ b/webrtc/video/video_receive_stream_unittest.cc
@@ -23,7 +23,6 @@
 #include "webrtc/video/call_stats.h"
 #include "webrtc/video/video_receive_stream.h"
 #include "webrtc/system_wrappers/include/clock.h"
-#include "webrtc/system_wrappers/include/sleep.h"
 #include "webrtc/test/field_trial.h"
 
 using testing::_;