Revert "Revert "moved SkSL FloatLiteral data into IRNode""

This reverts commit a0c82f08df58dcd0e1d143db9ccab38f8d823b95.

Change-Id: Ic2e93591c64992ec22e477bd0975d71954bef1c6
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/321469
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
17 files changed