Rename outputView->writeView and outputSwizzle->writeSwizzle

Change-Id: Ib09550201bc1556e04555fc7dc9408ab469684a0
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/280964
Commit-Queue: Greg Daniel <egdaniel@google.com>
Auto-Submit: Brian Salomon <bsalomon@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
66 files changed