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diff --git a/chromium/media/renderers/shared_image_video_frame_test_utils.h b/chromium/media/renderers/shared_image_video_frame_test_utils.h
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+++ b/chromium/media/renderers/shared_image_video_frame_test_utils.h
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+// Copyright 2021 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_RENDERERS_SHARED_IMAGE_VIDEO_FRAME_TEST_UTILS_H_
+#define MEDIA_RENDERERS_SHARED_IMAGE_VIDEO_FRAME_TEST_UTILS_H_
+
+#include <GLES3/gl3.h>
+#include <stdint.h>
+
+#include "base/bind.h"
+#include "components/viz/common/gpu/context_provider.h"
+#include "media/base/video_frame.h"
+
+namespace media {
+
+// Creates a video frame from a set of shared images with a common texture
+// target and sync token.
+scoped_refptr<VideoFrame> CreateSharedImageFrame(
+    scoped_refptr<viz::ContextProvider> context_provider,
+    VideoPixelFormat format,
+    std::vector<gpu::Mailbox> mailboxes,
+    const gpu::SyncToken& sync_token,
+    GLenum texture_target,
+    const gfx::Size& coded_size,
+    const gfx::Rect& visible_rect,
+    const gfx::Size& natural_size,
+    base::TimeDelta timestamp,
+    base::OnceClosure destroyed_callback);
+
+// Creates a shared image backed frame in RGBA format, with colors on the shared
+// image mapped as follow.
+// Bk | R | G | Y
+// ---+---+---+---
+// Bl | M | C | W
+scoped_refptr<VideoFrame> CreateSharedImageRGBAFrame(
+    scoped_refptr<viz::ContextProvider> context_provider,
+    const gfx::Size& coded_size,
+    const gfx::Rect& visible_rect,
+    base::OnceClosure destroyed_callback);
+
+// Creates a shared image backed frame in I420 format, with colors mapped
+// exactly like CreateSharedImageRGBAFrame above, noting that subsamples may get
+// interpolated leading to inconsistent colors around the "seams".
+scoped_refptr<VideoFrame> CreateSharedImageI420Frame(
+    scoped_refptr<viz::ContextProvider> context_provider,
+    const gfx::Size& coded_size,
+    const gfx::Rect& visible_rect,
+    base::OnceClosure destroyed_callback);
+
+// Creates a shared image backed frame in NV12 format, with colors mapped
+// exactly like CreateSharedImageRGBAFrame above.
+// This will return nullptr if the necessary extension is not available for NV12
+// support.
+scoped_refptr<VideoFrame> CreateSharedImageNV12Frame(
+    scoped_refptr<viz::ContextProvider> context_provider,
+    const gfx::Size& coded_size,
+    const gfx::Rect& visible_rect,
+    base::OnceClosure destroyed_callback);
+
+}  // namespace media
+
+#endif  // MEDIA_RENDERERS_SHARED_IMAGE_VIDEO_FRAME_TEST_UTILS_H_