Rename GIFImageReader to SkGifImageReader

Rename GIFImageReader to SkGifImageReader

The former could violate One Definition Rule in Google3, since other
projects that are based on Chrome/webkit also have GIFImageReader.
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2445653004

Committed: https://skia.googlesource.com/skia/+/3d3a65c488162ef1db0b35adf3235d012b04c88d

[scroggo_chromium, 2016-10-24 18:34:46]

Description was changed from

==========
Rename GIFImageReader to SkGifImageReader

The former could violate One Definition Rule in Google3, since other
projects that are based on Chrome/webkit also have GIFImageReader.
==========

to

==========
Rename GIFImageReader to SkGifImageReader

The former could violate One Definition Rule in Google3, since other
projects that are based on Chrome/webkit also have GIFImageReader.
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2445653004
==========

[scroggo_chromium, 2016-10-24 18:47:26]

scroggo@chromium.org changed reviewers:
+ benjaminwagner@google.com

[dogben, 2016-10-24 18:57:18]

lgtm

[scroggo, 2016-10-24 19:02:43]

The CQ bit was checked by scroggo@google.com

[commit-bot: I haz the power, 2016-10-24 19:02:54]

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, 2016-10-24 19:28:32]

Description was changed from

==========
Rename GIFImageReader to SkGifImageReader

The former could violate One Definition Rule in Google3, since other
projects that are based on Chrome/webkit also have GIFImageReader.
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2445653004
==========

to

==========
Rename GIFImageReader to SkGifImageReader

The former could violate One Definition Rule in Google3, since other
projects that are based on Chrome/webkit also have GIFImageReader.
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2445653004

Committed:
https://skia.googlesource.com/skia/+/3d3a65c488162ef1db0b35adf3235d012b04c88d
==========

[commit-bot: I haz the power, 2016-10-24 19:28:33]

Committed patchset #2 (id:20001) as
https://skia.googlesource.com/skia/+/3d3a65c488162ef1db0b35adf3235d012b04c88d

[dogben, 2016-10-25 17:32:44]

https://codereview.chromium.org/2445653004/diff/20001/third_party/gif/SkGifIm...
File third_party/gif/SkGifImageReader.h (right):

https://codereview.chromium.org/2445653004/diff/20001/third_party/gif/SkGifIm...
third_party/gif/SkGifImageReader.h:56: typedef SkTArray<unsigned char, true>
GIFRow;
There are a ton of top-level non-static declarations in this file that still
need to be prefixed.