Revert of H264 HW encode using MediaFoundation

media/gpu/ipc/service/gpu_video_encode_accelerator.cc

Index: media/gpu/ipc/service/gpu_video_encode_accelerator.cc
diff --git a/media/gpu/ipc/service/gpu_video_encode_accelerator.cc b/media/gpu/ipc/service/gpu_video_encode_accelerator.cc
index 4c48a9fd0ef8060954fae6bb376000ec3476ab88..dc4e51591bd843e8e2d8486bf12f5d967bf21046 100644
--- a/media/gpu/ipc/service/gpu_video_encode_accelerator.cc
+++ b/media/gpu/ipc/service/gpu_video_encode_accelerator.cc
@@ -35,9 +35,6 @@
 #include "media/gpu/android_video_encode_accelerator.h"
 #elif defined(OS_MACOSX)
 #include "media/gpu/vt_video_encode_accelerator_mac.h"
-#elif defined(OS_WIN)
-#include "media/base/media_switches.h"
-#include "media/gpu/media_foundation_video_encode_accelerator_win.h"
 #endif
 
 namespace media {
@@ -211,13 +208,6 @@
 #if defined(OS_MACOSX)
   create_vea_fps.push_back(&GpuVideoEncodeAccelerator::CreateVTVEA);
 #endif
-#if defined(OS_WIN)
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableMFH264Encoding)) {
-    create_vea_fps.push_back(
-        &GpuVideoEncodeAccelerator::CreateMediaFoundationVEA);
-  }
-#endif
   return create_vea_fps;
 }
 
@@ -257,15 +247,6 @@
 GpuVideoEncodeAccelerator::CreateVTVEA() {
   return base::WrapUnique<VideoEncodeAccelerator>(
       new VTVideoEncodeAccelerator());
-}
-#endif
-
-#if defined(OS_WIN)
-// static
-std::unique_ptr<media::VideoEncodeAccelerator>
-GpuVideoEncodeAccelerator::CreateMediaFoundationVEA() {
-  return base::WrapUnique<media::VideoEncodeAccelerator>(
-      new MediaFoundationVideoEncodeAccelerator());
 }
 #endif