Allow multiple texture ids per picture buffer.

media/video/video_decode_accelerator.h

Index: media/video/video_decode_accelerator.h
diff --git a/media/video/video_decode_accelerator.h b/media/video/video_decode_accelerator.h
index c0f6b1e862b8d78cbe4f932f98ca1514a5a064e0..f2d20dee819f4872c765018d3a001245f7aa319d 100644
--- a/media/video/video_decode_accelerator.h
+++ b/media/video/video_decode_accelerator.h
@@ -125,6 +125,7 @@ class MEDIA_EXPORT VideoDecodeAccelerator {
     // Note that the actual count provided through AssignPictureBuffers() can be
     // larger than the value requested.
     virtual void ProvidePictureBuffers(uint32_t requested_num_of_buffers,
+                                       uint32_t textures_per_buffer,
                                        const gfx::Size& dimensions,
                                        uint32_t texture_target) = 0;