Revert[2] of float color components

This reverts commit 2a2bdc698460c38ac9e24ba4abdeefec67bcba37.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1622483002

TBR=
NOTRY=True
Test-Ubuntu-GCC-ShuttleA-GPU-GTX660-x86_64-Release-Trybot  seems wicked slow

Review URL: https://codereview.chromium.org/1622483002
12 files changed