Revert of Disable layer hoisting for non-8888 canvases

Revert of Disable layer hoisting for non-8888 canvases (patchset #2 id:20001 of https://codereview.chromium.org/1957433002/ )

Reason for revert:
Experimental revert to investigate perf regression

Original issue's description:
> Disable layer hoisting for non-8888 canvases
> 
> This just stops the bleeding. A real fix would propagate the canvas' backing type down to the layer hoister.
> 
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1957433002
> 
> Committed: https://skia.googlesource.com/skia/+/4e30f27164179d344f0c8efa9a691d1bc9a53e3f

TBR=bsalomon@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://skia.googlesource.com/skia/+/6b53b9daeb2137a91d8ddb8e890d66c702bfbaa3

[robertphillips, 2016-05-06 14:16:08]

Created Revert of Disable layer hoisting for non-8888 canvases

[commit-bot: I haz the power, 2016-05-06 14:16:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1961483002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1961483002/1

[commit-bot: I haz the power, 2016-05-06 14:16:24]

Description was changed from

==========
Revert of Disable layer hoisting for non-8888 canvases (patchset #2 id:20001 of
https://codereview.chromium.org/1957433002/ )

Reason for revert:
Experimental revert to investigate perf regression

Original issue's description:
> Disable layer hoisting for non-8888 canvases
> 
> This just stops the bleeding. A real fix would propagate the canvas' backing
type down to the layer hoister.
> 
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/4e30f27164179d344f0c8efa9a691d1bc9a53e3f

TBR=bsalomon@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Revert of Disable layer hoisting for non-8888 canvases (patchset #2 id:20001 of
https://codereview.chromium.org/1957433002/ )

Reason for revert:
Experimental revert to investigate perf regression

Original issue's description:
> Disable layer hoisting for non-8888 canvases
> 
> This just stops the bleeding. A real fix would propagate the canvas' backing
type down to the layer hoister.
> 
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/4e30f27164179d344f0c8efa9a691d1bc9a53e3f

TBR=bsalomon@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed:
https://skia.googlesource.com/skia/+/6b53b9daeb2137a91d8ddb8e890d66c702bfbaa3
==========

[commit-bot: I haz the power, 2016-05-06 14:16:25]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/6b53b9daeb2137a91d8ddb8e890d66c702bfbaa3

[bsalomon, 2016-05-06 14:16:41]

lgtm

[robertphillips, 2016-05-09 11:49:38]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1962603002/ by robertphillips@google.com.

The reason for reverting is: This CL was not the culprit in the perf
regression..