Enable the clang plugin by default on linux (when using clang).

Enable the clang plugin by default on linux (when using clang).

BUG=none
TEST=GYP_DEFINES=clang=1 gclient runhooks, then build. Plugin prints warnings.


Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=132935

[Nico, 2012-04-18 20:40:08]

You asked for this in the thread "clang + OVERRIDE" on chromium-dev, so you get
to review :-)

I taught the plugin to not warn on files in generated directories with last
week's clang roll. It looks like that roll is sticking, so this can now go in.

[willchan no longer on Chromium, 2012-04-18 21:08:53]

lgtm

[commit-bot: I haz the power, 2012-04-18 21:14:49]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/thakis@chromium.org/10115043/1

[commit-bot: I haz the power, 2012-04-18 21:17:46]

Try job failure for 10115043-1 on mac_rel for step "update".
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=mac_rel&nu...

Step "update" is always a major failure.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2012-04-18 21:28:36]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/thakis@chromium.org/10115043/4003

[commit-bot: I haz the power, 2012-04-18 21:34:24]

Try job failure for 10115043-4003 (retry) on android for step "update".
It's a second try, previously, step "update" failed.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=android&nu...

Step "update" is always a major failure.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2012-04-18 23:34:19]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/thakis@chromium.org/10115043/2006

[commit-bot: I haz the power, 2012-04-18 23:42:42]

Try job failure for 10115043-2006 on win for step "update".
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win&number...

Step "update" is always a major failure.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2012-04-18 23:57:23]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/thakis@chromium.org/10115043/2009

[commit-bot: I haz the power, 2012-04-19 00:03:46]

Try job failure for 10115043-2009 on win for step "update".
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win&number...

Step "update" is always a major failure.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2012-04-19 00:55:29]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/thakis@chromium.org/10115043/10001

[commit-bot: I haz the power, 2012-04-19 03:40:10]

Change committed as 132935