glide: Add USE_GLES to the Android makefile.
glide: Remove unused glState.cpp.

The declaration of vbo_draw() is still needed, so we declare it where
upstream declares it, as of commit:
https://github.com/mupen64plus/mupen64plus-video-glide64mk2/commit/21c67846981626ae099a3dc06cadc2ceeb8f56af
glide: Remove dead code that no longer exists upstream.

https://github.com/mupen64plus/mupen64plus-video-glide64mk2/commit/21c67846981626ae099a3dc06cadc2ceeb8f56af
glide: Rename glitch files to match upstream convention.

https://github.com/mupen64plus/mupen64plus-video-glide64mk2/commit/21c67846981626ae099a3dc06cadc2ceeb8f56af
glide: Add unused files from upstream.

https://github.com/mupen64plus/mupen64plus-video-glide64mk2/commit/21c67846981626ae099a3dc06cadc2ceeb8f56af
assets: Sync glide ini file from upstream.

https://github.com/mupen64plus/mupen64plus-video-glide64mk2/commit/21c67846981626ae099a3dc06cadc2ceeb8f56af
glide: Sync most stuff from upstream.

https://github.com/mupen64plus/mupen64plus-video-glide64mk2/commit/21c67846981626ae099a3dc06cadc2ceeb8f56af