Revert of H264 HW encode using MediaFoundation

media/base/win/mf_helpers.h

Index: media/base/win/mf_helpers.h
diff --git a/media/base/win/mf_helpers.h b/media/base/win/mf_helpers.h
deleted file mode 100644
index a99ecedbb3fdbf0dd79b008597dfc9ebaab7c774..0000000000000000000000000000000000000000
--- a/media/base/win/mf_helpers.h
+++ /dev/null
@@ -1,77 +0,0 @@
-// Copyright 2016 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.
-
-#ifndef MEDIA_BASE_WIN_MF_HELPERS_H_
-#define MEDIA_BASE_WIN_MF_HELPERS_H_
-
-#include <mfapi.h>
-#include <stdint.h>
-
-#include "base/win/scoped_comptr.h"
-#include "media/base/win/mf_initializer_export.h"
-
-namespace media {
-
-namespace mf {
-
-#define RETURN_ON_FAILURE(result, log, ret) \
-  do {                                      \
-    if (!(result)) {                        \
-      DLOG(ERROR) << log;                   \
-      mf::LogDXVAError(__LINE__);           \
-      return ret;                           \
-    }                                       \
-  } while (0)
-
-#define RETURN_ON_HR_FAILURE(result, log, ret) \
-  RETURN_ON_FAILURE(SUCCEEDED(result),         \
-                    log << ", HRESULT: 0x" << std::hex << result, ret);
-
-#define RETURN_AND_NOTIFY_ON_FAILURE(result, log, error_code, ret) \
-  do {                                                             \
-    if (!(result)) {                                               \
-      DVLOG(1) << log;                                             \
-      mf::LogDXVAError(__LINE__);                                  \
-      StopOnError(error_code);                                     \
-      return ret;                                                  \
-    }                                                              \
-  } while (0)
-
-#define RETURN_AND_NOTIFY_ON_HR_FAILURE(result, log, error_code, ret)        \
-  RETURN_AND_NOTIFY_ON_FAILURE(SUCCEEDED(result),                            \
-                               log << ", HRESULT: 0x" << std::hex << result, \
-                               error_code, ret);
-
-MF_INITIALIZER_EXPORT void LogDXVAError(int line);
-
-// Creates a Media Foundation sample with one buffer of length |buffer_length|
-// on a |align|-byte boundary. Alignment must be a perfect power of 2 or 0.
-MF_INITIALIZER_EXPORT IMFSample* CreateEmptySampleWithBuffer(
-    uint32_t buffer_length,
-    int align);
-
-// Provides scoped access to the underlying buffer in an IMFMediaBuffer
-// instance.
-class MF_INITIALIZER_EXPORT MediaBufferScopedPointer {
- public:
-  MediaBufferScopedPointer(IMFMediaBuffer* media_buffer);
-  ~MediaBufferScopedPointer();
-
-  uint8_t* get() { return buffer_; }
-  DWORD current_length() const { return current_length_; }
-
- private:
-  base::win::ScopedComPtr<IMFMediaBuffer> media_buffer_;
-  uint8_t* buffer_;
-  DWORD max_length_;
-  DWORD current_length_;
-
-  DISALLOW_COPY_AND_ASSIGN(MediaBufferScopedPointer);
-};
-
-}  // namespace mf
-
-}  // namespace media
-
-#endif  // MEDIA_BASE_WIN_MF_HELPERS_H_