Audit GN cflags and defines to match GYP build.

Audit GN cflags and defines to match GYP build.

This makes Skia compile on Windows in component build.

Committed: https://crrev.com/c30f70d94e8a470b57009fbfb14b7c6bd0783cc7
Cr-Commit-Position: refs/heads/master@{#319357}

[brettw, 2015-03-05 21:56:51]

brettw@chromium.org changed reviewers:
+ jam@chromium.org

[brettw, 2015-03-05 21:56:54]

https://codereview.chromium.org/987553002/diff/20001/skia/BUILD.gn
File skia/BUILD.gn (right):

https://codereview.chromium.org/987553002/diff/20001/skia/BUILD.gn#newcode266
skia/BUILD.gn:266: 
gn format did this.

[brettw, 2015-03-05 22:26:59]

The CQ bit was checked by brettw@chromium.org

[commit-bot: I haz the power, 2015-03-05 22:27:48]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/987553002/20001

[commit-bot: I haz the power, 2015-03-05 22:27:49]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-05 22:27:49]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer,
_not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[jam, 2015-03-05 22:28:04]

lgtm

[jam, 2015-03-05 22:29:21]

The CQ bit was checked by jam@chromium.org

[commit-bot: I haz the power, 2015-03-05 22:30:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/987553002/20001

[commit-bot: I haz the power, 2015-03-05 23:14:01]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-03-05 23:14:49]

Patchset 2 (id:??) landed as
https://crrev.com/c30f70d94e8a470b57009fbfb14b7c6bd0783cc7
Cr-Commit-Position: refs/heads/master@{#319357}