Revert "Update includes for webrtc/{base => rtc_base} rename (3/3)"

webrtc/rtc_base/copyonwritebuffer_unittest.cc

 /*
  *  Copyright 2016 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.
  */
 
-#include "webrtc/rtc_base/copyonwritebuffer.h"
-#include "webrtc/rtc_base/gunit.h"
+#include "webrtc/base/copyonwritebuffer.h"
+#include "webrtc/base/gunit.h"
 
 namespace rtc {
 
 namespace {
 
 // clang-format off
 const uint8_t kTestData[] = {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
                              0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf};
 // clang-format on
 
@@ skipping 287 matching lines @@
     buf1[i] = kTestData[i] + 1;
   }
   EXPECT_EQ(buf1.size(), 3u);
   EXPECT_EQ(buf1.capacity(), 10u);
   EXPECT_EQ(buf2.size(), 3u);
   EXPECT_EQ(buf2.capacity(), 10u);
   EXPECT_EQ(0, memcmp(buf2.cdata(), kTestData, 3));
 }
 
 }  // namespace rtc