change SkRect::growToInclude to take a point instead of x,y

This avoids the dangerous overload problem of

growToInclude(0, 0)

matching to (const SkPoint[], count) rather than growToInclude(x, y)

Bug: skia:
Change-Id: Iaba8b1a579638ff363fde62e4e3004052dd2b2ac
Reviewed-on: https://skia-review.googlesource.com/39501
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Mike Reed <reed@google.com>
5 files changed