rutabaga_gfx: Remove virgl_renderer_next feature flag

Crosvm enables unstable virglrenderer features based on the pkgconfig
flags. The virgl_renderer_next build flag isn't used anymore, remove it.

BUG=none
TEST=none
Suggested-by: Gurchetan Singh <gurchetansingh@chromium.org>
Change-Id: I96ba36a9a8c1af9a252e8dcbe664cbf1597543a6
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/5077248
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-by: Ryan Neph <ryanneph@google.com>
Reviewed-by: Dennis Kempin <denniskempin@google.com>
Commit-Queue: Ryan Neph <ryanneph@google.com>

Cargo.toml

@@ -204,9 +204,6 @@ gfxstream_stub = ["rutabaga_gfx/gfxstream_stub"]
 ## Enables 3D acceleration for the guest via the virglrenderer library over virtio-gpu.
 virgl_renderer = ["devices/virgl_renderer"]
 
-## Enables in development features of virglrenderer to support newer OpenGL versions.
-virgl_renderer_next = ["devices/virgl_renderer_next", "rutabaga_gfx/virgl_renderer_next"]
-
 #! ### Video features
 #!
 #! See [Video Device](https://crosvm.dev/book/devices/video.html) for more information.
@@ -334,7 +331,6 @@ all-default = [
     "vaapi",
     "video-decoder",
     "video-encoder",
-    "virgl_renderer_next",
     "virgl_renderer",
     "vtpm",
     "wl-dmabuf",

devices/Cargo.toml

@@ -21,7 +21,6 @@ video-encoder = []
 minigbm = ["rutabaga_gfx/minigbm"]
 x = ["gpu_display/x", "rutabaga_gfx/x"]
 virgl_renderer = ["gpu", "rutabaga_gfx/virgl_renderer"]
-virgl_renderer_next = ["gpu", "rutabaga_gfx/virgl_renderer_next"]
 vtpm = ["system_api", "protobuf", "dbus"]
 gfxstream = ["gpu", "rutabaga_gfx/gfxstream"]
 registered_events = []

rutabaga_gfx/Cargo.toml

@@ -10,7 +10,6 @@ license-file = "LICENSE"
 gfxstream = []
 gfxstream_stub = []
 virgl_renderer = []
-virgl_renderer_next = []
 minigbm = []
 # To try out Vulkano, delete the following line and uncomment the line in "dependencies". Vulkano
 # features are just a prototype and not integrated yet into the ChromeOS build system.

rutabaga_gfx/ffi/Cargo.toml

@@ -20,7 +20,6 @@ once_cell = "1.7"
 minigbm = ["rutabaga_gfx/minigbm"]
 gfxstream = ["rutabaga_gfx/gfxstream"]
 virgl_renderer = ["rutabaga_gfx/virgl_renderer"]
-virgl_renderer_next = ["rutabaga_gfx/virgl_renderer_next"]
 vulkano = ["rutabaga_gfx/vulkano"]
 
 [profile.dev]