diff --git a/test/BUILD.gn b/test/BUILD.gn
index fd6fa3c161..4d8df04356 100644
--- a/test/BUILD.gn
+++ b/test/BUILD.gn
@@ -172,7 +172,6 @@ rtc_source_set("test_support") {
   sources = [
     "gmock.h",
     "gtest.h",
-    "testsupport/unittest_utils.h",
   ]
 
   public_deps = []
diff --git a/test/testsupport/unittest_utils.h b/test/testsupport/unittest_utils.h
deleted file mode 100644
index 5fee2ca454..0000000000
--- a/test/testsupport/unittest_utils.h
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- *  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.
- */
-
-#ifndef TEST_TESTSUPPORT_UNITTEST_UTILS_H_
-#define TEST_TESTSUPPORT_UNITTEST_UTILS_H_
-
-namespace webrtc {
-namespace test {
-
-const size_t kPacketSizeInBytes = 1500;
-const size_t kPacketDataLength = kPacketSizeInBytes * 2 + 1;
-const int kPacketDataNumberOfPackets = 3;
-
-// A base test fixture for packet related tests. Contains
-// two full prepared packets with 1s, 2s in their data and a third packet with
-// a single 3 in it (size=1).
-// A packet data structure is also available, that contains these three packets
-// in order.
-class PacketRelatedTest: public testing::Test {
- protected:
-  // Tree packet byte arrays with data used for verification:
-  uint8_t packet1_[kPacketSizeInBytes];
-  uint8_t packet2_[kPacketSizeInBytes];
-  uint8_t packet3_[1];
-  // Construct a data structure containing these packets
-  uint8_t packet_data_[kPacketDataLength];
-  uint8_t* packet_data_pointer_;
-
-  PacketRelatedTest() {
-    packet_data_pointer_ = packet_data_;
-
-    memset(packet1_, 1, kPacketSizeInBytes);
-    memset(packet2_, 2, kPacketSizeInBytes);
-    memset(packet3_, 3, 1);
-    // Fill the packet_data:
-    memcpy(packet_data_pointer_, packet1_, kPacketSizeInBytes);
-    memcpy(packet_data_pointer_ + kPacketSizeInBytes, packet2_,
-           kPacketSizeInBytes);
-    memcpy(packet_data_pointer_ + kPacketSizeInBytes * 2, packet3_, 1);
-  }
-  virtual ~PacketRelatedTest() {}
-  void SetUp() {}
-  void TearDown() {}
-};
-
-}  // namespace test
-}  // namespace webrtc
-
-#endif  // TEST_TESTSUPPORT_UNITTEST_UTILS_H_