Previously we were always casting to int. Instead add a float serialization helper function. Bug: angleproject:5530 Change-Id: Ifc80e1dbad9da8a04b3b013c3a3ffa60444f6d26 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2634829Reviewed-by: Cody Northrop <cnorthrop@google.com> Reviewed-by: Tim Van Patten <timvp@google.com> Commit-Queue: Jamie Madill <jmadill@chromium.org>
