gfxstream: Update codegen for aemu -> gfxstream stream interface

Bug: b/403363880

Test: cd hardware/google/gfxstream
      mma

Test: cd hardware/google/gfxstream
      mkdir build && cd build
      cmake .. -G Ninja
      ninja

Test: meson setup \
        -Ddefault_library=static \
        -Dgfxstream-build=host \
        build

      meson compile -C build

Test: cd <emu master dev repo>
      cd external/qemu
      python android/build/python/cmake.py --gfxstream

Test: cd <emu main next repo>
      prebuilts/bazel/linux-x86_64/bazel test \
      --platforms=@//build/bazel/platforms:linux_x64 \
     @gfxstream//...

Reviewed-by: Marcin Radomski <dextero@google.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35323>
4 files changed