Move CPDF_GraphState to CFX_GraphState

Move CPDF_GraphState to CFX_GraphState

The FX layer is spying on its private data, so make the job
of ref-counting it live in FX as well, instead of up a layer
at pdfapi.

Pre-cursor to making this private and passing the graph
state itself everywhere.

Committed: https://pdfium.googlesource.com/pdfium/+/7c9f0a11e3dd890aa2ae13d5bb5460951d2111d8

[Tom Sepez, 2016-09-06 19:48:36]

Description was changed from

==========
Move CPDF_GraphState to CFX_GraphState

The FX layer is spying on its private data, so make the job
of ref-counting it live in FX as well, instead of up a layer
at pdfapi.
==========

to

==========
Move CPDF_GraphState to CFX_GraphState

The FX layer is spying on its private data, so make the job
of ref-counting it live in FX as well, instead of up a layer
at pdfapi.

Pre-cursor to making this private and passing the graph
state itself everywhere.
==========

[Tom Sepez, 2016-09-06 19:48:36]

tsepez@chromium.org changed reviewers:
+ dsinclair@chromium.org

[Tom Sepez, 2016-09-06 19:48:46]

Dan, for review.

[dsinclair, 2016-09-06 19:51:31]

The CQ bit was checked by dsinclair@chromium.org

[dsinclair, 2016-09-06 19:51:31]

lgtm

[commit-bot: I haz the power, 2016-09-06 19:51:42]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-06 20:02:56]

Description was changed from

==========
Move CPDF_GraphState to CFX_GraphState

The FX layer is spying on its private data, so make the job
of ref-counting it live in FX as well, instead of up a layer
at pdfapi.

Pre-cursor to making this private and passing the graph
state itself everywhere.
==========

to

==========
Move CPDF_GraphState to CFX_GraphState

The FX layer is spying on its private data, so make the job
of ref-counting it live in FX as well, instead of up a layer
at pdfapi.

Pre-cursor to making this private and passing the graph
state itself everywhere.

Committed:
https://pdfium.googlesource.com/pdfium/+/7c9f0a11e3dd890aa2ae13d5bb5460951d21...
==========

[commit-bot: I haz the power, 2016-09-06 20:02:57]

Committed patchset #1 (id:1) as
https://pdfium.googlesource.com/pdfium/+/7c9f0a11e3dd890aa2ae13d5bb5460951d21...