Revert of Override SkCanvas::drawImage() in SkDeferredCanvas and SkGPipe (patchset #5 id:80001 of https://codereview.chromium.org/613673005/)

Reason for revert:
Trying to fix DEPS roll failure:
https://codereview.chromium.org/660113002/

Link to failing builds:
http://build.chromium.org/p/tryserver.blink/builders/linux_blink_rel/builds/29578
http://build.chromium.org/p/tryserver.blink/builders/linux_blink_dbg/builds/29354

Original issue's description:
> Override SkCanvas::drawImage() in SkDeferredCanvas and SkGPipe
>
> BUG=skia:2947
>
> Committed: https://skia.googlesource.com/skia/+/687732fe046c9cfec940f2d7f661cd97651d10a8

TBR=junov@chromium.org,reed@google.com,bsalomon@chromium.org,piotaixr@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=skia:2947

Review URL: https://codereview.chromium.org/658293004
5 files changed