Revert of Add config options to run different GPU APIs to dm and nanobench

Revert of Add config options to run different GPU APIs to dm and nanobench (patchset #21 id:400001 of https://codereview.chromium.org/1490113005/ )

Reason for revert:
The Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Debug builder fails after this CL.

Links to specific builds:
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Debug/builds/1689
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Debug/builds/1690
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Debug/builds/1691

Original issue's description:
> Add config options to run different GPU APIs to dm and nanobench
> 
> Add extended config specification form that can be used to run different
> gpu backend with different APIs.
> 
> The configs can be specified with the form:
> gpu(api=string,dit=bool,nvpr=bool,samples=int)
> 
> This replaces and removes the --gpuAPI flag.
> 
> All existing configs should still work.
> 
> Adds following documentation:
> 
> out/Debug/dm --help config
> 
> Flags:
>     --config:	type: string	default: 565 8888 gpu nonrendering
>         Options: 565 8888 debug gpu gpudebug gpudft gpunull msaa16 msaa4
>         nonrendering null nullgpu nvprmsaa16 nvprmsaa4 pdf pdf_poppler skp svg
>         xps or use extended form 'backend(option=value,...)'.
> 
>         Extended form: 'backend(option=value,...)'
> 
>         Possible backends and options:
> 
>         gpu(api=string,dit=bool,nvpr=bool,samples=int)	GPU backend
>         	api	type: string	default: native.
>         	    Select graphics API to use with gpu backend.
>         	    Options:
>         		native			Use platform default OpenGL or OpenGL ES backend.
>         		gl    			Use OpenGL.
>         		gles  			Use OpenGL ES.
>         		debug 			Use debug OpenGL.
>         		null  			Use null OpenGL.
>         	dit	type: bool	default: false.
>         	    Use device independent text.
>         	nvpr	type: bool	default: false.
>         	    Use NV_path_rendering OpenGL and OpenGL ES extension.
>         	samples	type: int	default: 0.
>         	    Use multisampling with N samples.
> 
>         Predefined configs:
> 
>         	gpu      	= gpu()
>         	msaa4    	= gpu(samples=4)
>         	msaa16   	= gpu(samples=16)
>         	nvprmsaa4	= gpu(nvpr=true,samples=4)
>         	nvprmsaa16	= gpu(nvpr=true,samples=16)
>         	gpudft    	= gpu(dit=true)
>         	gpudebug  	= gpu(api=debug)
>         	gpunull   	= gpu(api=null)
>         	debug     	= gpu(api=debug)
>         	nullgpu   	= gpu(api=null)
> 
> BUG=skia:2992
> 
> Committed: https://skia.googlesource.com/skia/+/e13ca329fca4c28cf4e078561f591ab27b743d23
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1490113005
> 
> Committed: https://skia.googlesource.com/skia/+/c8b4336444e7b90382e04e33665fb3b8490b825b
> 
> Committed: https://skia.googlesource.com/skia/+/9ebc3f0ee6db215dde461dc4777d85988cf272dd

TBR=mtklein@google.com,bsalomon@google.com,joshualitt@google.com,scroggo@google.com,kkinnunen@nvidia.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:2992
Committed: https://skia.googlesource.com/skia/+/0f515bd4284ee6e88cd04c62cb6c67e1f23db616

[rmistry, 2015-12-22 18:22:09]

Created Revert of Add config options to run different GPU APIs to dm and
nanobench

[commit-bot: I haz the power, 2015-12-22 18:22:16]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1548683002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1548683002/1

[commit-bot: I haz the power, 2015-12-22 18:22:29]

Description was changed from

==========
Revert of Add config options to run different GPU APIs to dm and nanobench
(patchset #21 id:400001 of https://codereview.chromium.org/1490113005/ )

Reason for revert:
The Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Debug builder fails after this CL.

Links to specific builds:
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...

Original issue's description:
> Add config options to run different GPU APIs to dm and nanobench
> 
> Add extended config specification form that can be used to run different
> gpu backend with different APIs.
> 
> The configs can be specified with the form:
> gpu(api=string,dit=bool,nvpr=bool,samples=int)
> 
> This replaces and removes the --gpuAPI flag.
> 
> All existing configs should still work.
> 
> Adds following documentation:
> 
> out/Debug/dm --help config
> 
> Flags:
>     --config:	type: string	default: 565 8888 gpu nonrendering
>         Options: 565 8888 debug gpu gpudebug gpudft gpunull msaa16 msaa4
>         nonrendering null nullgpu nvprmsaa16 nvprmsaa4 pdf pdf_poppler skp svg
>         xps or use extended form 'backend(option=value,...)'.
> 
>         Extended form: 'backend(option=value,...)'
> 
>         Possible backends and options:
> 
>         gpu(api=string,dit=bool,nvpr=bool,samples=int)	GPU backend
>         	api	type: string	default: native.
>         	    Select graphics API to use with gpu backend.
>         	    Options:
>         		native			Use platform default OpenGL or OpenGL ES backend.
>         		gl    			Use OpenGL.
>         		gles  			Use OpenGL ES.
>         		debug 			Use debug OpenGL.
>         		null  			Use null OpenGL.
>         	dit	type: bool	default: false.
>         	    Use device independent text.
>         	nvpr	type: bool	default: false.
>         	    Use NV_path_rendering OpenGL and OpenGL ES extension.
>         	samples	type: int	default: 0.
>         	    Use multisampling with N samples.
> 
>         Predefined configs:
> 
>         	gpu      	= gpu()
>         	msaa4    	= gpu(samples=4)
>         	msaa16   	= gpu(samples=16)
>         	nvprmsaa4	= gpu(nvpr=true,samples=4)
>         	nvprmsaa16	= gpu(nvpr=true,samples=16)
>         	gpudft    	= gpu(dit=true)
>         	gpudebug  	= gpu(api=debug)
>         	gpunull   	= gpu(api=null)
>         	debug     	= gpu(api=debug)
>         	nullgpu   	= gpu(api=null)
> 
> BUG=skia:2992
> 
> Committed:
https://skia.googlesource.com/skia/+/e13ca329fca4c28cf4e078561f591ab27b743d23
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/c8b4336444e7b90382e04e33665fb3b8490b825b
> 
> Committed:
https://skia.googlesource.com/skia/+/9ebc3f0ee6db215dde461dc4777d85988cf272dd

TBR=mtklein@google.com,bsalomon@google.com,joshualitt@google.com,scroggo@goog...
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:2992
==========

to

==========
Revert of Add config options to run different GPU APIs to dm and nanobench
(patchset #21 id:400001 of https://codereview.chromium.org/1490113005/ )

Reason for revert:
The Test-Win8-MSVC-ShuttleB-GPU-HD4600-x86_64-Debug builder fails after this CL.

Links to specific builds:
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...
http://build.chromium.org/p/client.skia/builders/Test-Win8-MSVC-ShuttleB-GPU-...

Original issue's description:
> Add config options to run different GPU APIs to dm and nanobench
> 
> Add extended config specification form that can be used to run different
> gpu backend with different APIs.
> 
> The configs can be specified with the form:
> gpu(api=string,dit=bool,nvpr=bool,samples=int)
> 
> This replaces and removes the --gpuAPI flag.
> 
> All existing configs should still work.
> 
> Adds following documentation:
> 
> out/Debug/dm --help config
> 
> Flags:
>     --config:	type: string	default: 565 8888 gpu nonrendering
>         Options: 565 8888 debug gpu gpudebug gpudft gpunull msaa16 msaa4
>         nonrendering null nullgpu nvprmsaa16 nvprmsaa4 pdf pdf_poppler skp svg
>         xps or use extended form 'backend(option=value,...)'.
> 
>         Extended form: 'backend(option=value,...)'
> 
>         Possible backends and options:
> 
>         gpu(api=string,dit=bool,nvpr=bool,samples=int)	GPU backend
>         	api	type: string	default: native.
>         	    Select graphics API to use with gpu backend.
>         	    Options:
>         		native			Use platform default OpenGL or OpenGL ES backend.
>         		gl    			Use OpenGL.
>         		gles  			Use OpenGL ES.
>         		debug 			Use debug OpenGL.
>         		null  			Use null OpenGL.
>         	dit	type: bool	default: false.
>         	    Use device independent text.
>         	nvpr	type: bool	default: false.
>         	    Use NV_path_rendering OpenGL and OpenGL ES extension.
>         	samples	type: int	default: 0.
>         	    Use multisampling with N samples.
> 
>         Predefined configs:
> 
>         	gpu      	= gpu()
>         	msaa4    	= gpu(samples=4)
>         	msaa16   	= gpu(samples=16)
>         	nvprmsaa4	= gpu(nvpr=true,samples=4)
>         	nvprmsaa16	= gpu(nvpr=true,samples=16)
>         	gpudft    	= gpu(dit=true)
>         	gpudebug  	= gpu(api=debug)
>         	gpunull   	= gpu(api=null)
>         	debug     	= gpu(api=debug)
>         	nullgpu   	= gpu(api=null)
> 
> BUG=skia:2992
> 
> Committed:
https://skia.googlesource.com/skia/+/e13ca329fca4c28cf4e078561f591ab27b743d23
> GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> 
> Committed:
https://skia.googlesource.com/skia/+/c8b4336444e7b90382e04e33665fb3b8490b825b
> 
> Committed:
https://skia.googlesource.com/skia/+/9ebc3f0ee6db215dde461dc4777d85988cf272dd

TBR=mtklein@google.com,bsalomon@google.com,joshualitt@google.com,scroggo@goog...
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:2992

Committed:
https://skia.googlesource.com/skia/+/0f515bd4284ee6e88cd04c62cb6c67e1f23db616
==========

[commit-bot: I haz the power, 2015-12-22 18:22:30]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/0f515bd4284ee6e88cd04c62cb6c67e1f23db616