1 files changed, 0 insertions, 58 deletions
diff --git a/chromium/media/mp4/cenc.cc b/chromium/media/mp4/cenc.cc
deleted file mode 100644
index 10f3a2a696a..00000000000
--- a/chromium/media/mp4/cenc.cc
+++ /dev/null
@@ -1,58 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "media/mp4/cenc.h"
-
-#include <cstring>
-
-#include "media/mp4/box_reader.h"
-#include "media/mp4/rcheck.h"
-
-namespace media {
-namespace mp4 {
-
-FrameCENCInfo::FrameCENCInfo() {}
-FrameCENCInfo::~FrameCENCInfo() {}
-
-bool FrameCENCInfo::Parse(int iv_size, BufferReader* reader) {
-  const int kEntrySize = 6;
-  // Mandated by CENC spec
-  RCHECK(iv_size == 8 || iv_size == 16);
-
-  memset(iv, 0, sizeof(iv));
-  for (int i = 0; i < iv_size; i++)
-    RCHECK(reader->Read1(&iv[i]));
-
-  if (!reader->HasBytes(1)) return true;
-
-  uint16 subsample_count;
-  RCHECK(reader->Read2(&subsample_count) &&
-         reader->HasBytes(subsample_count * kEntrySize));
-
-  subsamples.resize(subsample_count);
-  for (int i = 0; i < subsample_count; i++) {
-    uint16 clear_bytes;
-    uint32 cypher_bytes;
-    RCHECK(reader->Read2(&clear_bytes) &&
-           reader->Read4(&cypher_bytes));
-    subsamples[i].clear_bytes = clear_bytes;
-    subsamples[i].cypher_bytes = cypher_bytes;
-  }
-  return true;
-}
-
-bool FrameCENCInfo::GetTotalSizeOfSubsamples(size_t* total_size) const {
-  size_t size = 0;
-  for (size_t i = 0; i < subsamples.size(); i++) {
-    size += subsamples[i].clear_bytes;
-    RCHECK(size >= subsamples[i].clear_bytes);  // overflow
-    size += subsamples[i].cypher_bytes;
-    RCHECK(size >= subsamples[i].cypher_bytes);  // overflow
-  }
-  *total_size = size;
-  return true;
-}
-
-}  // namespace mp4
-}  // namespace media