Revert of move to modify onCreateDevice virtual (patchset #2 id:20001 of https://codereview.chromium.org/723743002/)

Reason for revert:
mac_chromium_rel_ng unittest failures. speculating caused by this cl.

http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_ng/builds/5262

Original issue's description:
> start to replace onCreateDevice with onCreateCompatibleDevice
>
> the new virtual takes a struct which we can amend in the future w/o having to
> update our subclasses in chrome.
>
> BUG=skia:
> NOTRY=True
>
> Committed: https://skia.googlesource.com/skia/+/b122ee50fb56cf6669fe1668b82c8815896e9943

TBR=fmalita@google.com,fmalita@chromium.org,reed@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/728433002