VaapiVideoAccelerator: make Vaapi accelerator work with ozone

content/common/gpu/media/vaapi_video_encode_accelerator.h

Index: content/common/gpu/media/vaapi_video_encode_accelerator.h
diff --git a/content/common/gpu/media/vaapi_video_encode_accelerator.h b/content/common/gpu/media/vaapi_video_encode_accelerator.h
index 8a7811a3ec7808fcf3c352550b717591280823f6..cf2f524628f9795566055868ce0d02d25fc0dcb9 100644
--- a/content/common/gpu/media/vaapi_video_encode_accelerator.h
+++ b/content/common/gpu/media/vaapi_video_encode_accelerator.h
@@ -17,6 +17,10 @@
 #include "media/filters/h264_bitstream_buffer.h"
 #include "media/video/video_encode_accelerator.h"
 
+namespace gfx {
+class GLContext;
+};  // namespace gfx
+
 namespace content {
 
 // A VideoEncodeAccelerator implementation that uses VA-API
@@ -25,7 +29,7 @@ namespace content {
 class CONTENT_EXPORT VaapiVideoEncodeAccelerator
     : public media::VideoEncodeAccelerator {
  public:
-  explicit VaapiVideoEncodeAccelerator(Display* x_display);
+  explicit VaapiVideoEncodeAccelerator();
   virtual ~VaapiVideoEncodeAccelerator();
 
   // media::VideoEncodeAccelerator implementation.
@@ -179,8 +183,6 @@ class CONTENT_EXPORT VaapiVideoEncodeAccelerator
   // Size in bytes required for input bitstream buffers.
   size_t output_buffer_byte_size_;
 
-  Display* x_display_;
-
   // All of the members below must be accessed on the encoder_thread_,
   // while it is running.