Removed name string field from SkSLType

This field wasn't really necessary, and was just bloating Type and
causing a lot of extra String creation. This one change reduces the
size of a new Compiler by ~2.4KB.

Change-Id: Ie90c565d669d2caaa61056015ea2119fe61c1844
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/423298
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
8 files changed