Revert of Add optional visualization file writers to VideoProcessor tests.

webrtc/test/testsupport/yuv_frame_writer.cc

Index: webrtc/test/testsupport/yuv_frame_writer.cc
diff --git a/webrtc/test/testsupport/yuv_frame_writer.cc b/webrtc/test/testsupport/yuv_frame_writer.cc
deleted file mode 100644
index 3c0076152e84b4fd0731b2e3707ad7f3b82a7fd5..0000000000000000000000000000000000000000
--- a/webrtc/test/testsupport/yuv_frame_writer.cc
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- *  Copyright (c) 2017 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/base/checks.h"
-#include "webrtc/test/testsupport/frame_writer.h"
-
-namespace webrtc {
-namespace test {
-
-YuvFrameWriterImpl::YuvFrameWriterImpl(std::string output_filename,
-                                       int width,
-                                       int height)
-    : output_filename_(output_filename),
-      frame_length_in_bytes_(0),
-      width_(width),
-      height_(height),
-      output_file_(nullptr) {}
-
-YuvFrameWriterImpl::~YuvFrameWriterImpl() {
-  Close();
-}
-
-bool YuvFrameWriterImpl::Init() {
-  if (width_ <= 0 || height_ <= 0) {
-    fprintf(stderr, "Frame width and height must be >0, was %d x %d\n", width_,
-            height_);
-    return false;
-  }
-  frame_length_in_bytes_ =
-      width_ * height_ + 2 * ((width_ + 1) / 2) * ((height_ + 1) / 2);
-
-  output_file_ = fopen(output_filename_.c_str(), "wb");
-  if (output_file_ == nullptr) {
-    fprintf(stderr, "Couldn't open output file for writing: %s\n",
-            output_filename_.c_str());
-    return false;
-  }
-  return true;
-}
-
-bool YuvFrameWriterImpl::WriteFrame(uint8_t* frame_buffer) {
-  RTC_DCHECK(frame_buffer);
-  if (output_file_ == nullptr) {
-    fprintf(stderr,
-            "YuvFrameWriterImpl is not initialized (output file is NULL)\n");
-    return false;
-  }
-  size_t bytes_written =
-      fwrite(frame_buffer, 1, frame_length_in_bytes_, output_file_);
-  if (bytes_written != frame_length_in_bytes_) {
-    fprintf(stderr, "Failed to write %zu bytes to file %s\n",
-            frame_length_in_bytes_, output_filename_.c_str());
-    return false;
-  }
-  return true;
-}
-
-void YuvFrameWriterImpl::Close() {
-  if (output_file_ != nullptr) {
-    fclose(output_file_);
-    output_file_ = nullptr;
-  }
-}
-
-size_t YuvFrameWriterImpl::FrameLength() {
-  return frame_length_in_bytes_;
-}
-
-}  // namespace test
-}  // namespace webrtc