Revert of Replace IMFTransform with ID3D11VideoProcessor

ui/gfx/color_space_win.h

Index: ui/gfx/color_space_win.h
diff --git a/ui/gfx/color_space_win.h b/ui/gfx/color_space_win.h
index af11c6e5bffed5c0a37e4dc82883f72d62a8130a..02d80ff72dc41d5ae0e9831a11084ee482356d0e 100644
--- a/ui/gfx/color_space_win.h
+++ b/ui/gfx/color_space_win.h
@@ -5,13 +5,7 @@
 #ifndef UI_GFX_COLOR_SPACE_WIN_H_
 #define UI_GFX_COLOR_SPACE_WIN_H_
 
-#include <d3d11.h>
 #include <d3d9.h>
-
-// Must be included after d3d headers, use #if to avoid lint errors.
-#if 1
-#include <DXGIType.h>
-#endif
 
 // Work around bug in this header by disabling the relevant warning for it.
 // https://connect.microsoft.com/VisualStudio/feedback/details/911260/dxva2api-h-in-win8-sdk-triggers-c4201-with-w4
@@ -27,9 +21,6 @@
 class GFX_EXPORT ColorSpaceWin {
  public:
   static DXVA2_ExtendedFormat GetExtendedFormat(const ColorSpace& color_space);
-  static DXGI_COLOR_SPACE_TYPE GetDXGIColorSpace(const ColorSpace& color_space);
-  static D3D11_VIDEO_PROCESSOR_COLOR_SPACE GetD3D11ColorSpace(
-      const ColorSpace& color_space);
 };
 
 }  // namespace gfx