ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

m51 has shipped to stable, so nothing / nobody should still use
Xcode for building chrome/ios.

BUG=336575
Committed: https://crrev.com/f588eeddb4497a13ada38acb13115df1bdcb7c86
Cr-Commit-Position: refs/heads/master@{#398644}

[Nico, 2016-06-08 18:47:02]

thakis@chromium.org changed reviewers:
+ justincohen@chromium.org

[Nico, 2016-06-08 18:47:03]

m51 is stable and all builders should be on ninja now

[justincohen, 2016-06-08 19:08:34]

LGTM!

[Nico, 2016-06-08 19:13:33]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2016-06-08 19:14:08]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2050793002/20001

[Nico, 2016-06-08 19:16:43]

Description was changed from

==========
ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

BUG=336575
==========

to

==========
ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

m51 has shipped to stable, so nothing / nobody should still use
Xcode for building chrome/ios.

BUG=336575
==========

[commit-bot: I haz the power, 2016-06-08 19:46:55]

Description was changed from

==========
ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

m51 has shipped to stable, so nothing / nobody should still use
Xcode for building chrome/ios.

BUG=336575
==========

to

==========
ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

m51 has shipped to stable, so nothing / nobody should still use
Xcode for building chrome/ios.

BUG=336575
==========

[commit-bot: I haz the power, 2016-06-08 19:46:56]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-06-08 19:49:55]

Description was changed from

==========
ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

m51 has shipped to stable, so nothing / nobody should still use
Xcode for building chrome/ios.

BUG=336575
==========

to

==========
ios: Default GYP_GENERATORS to ninja, and error out if GYP_GENERATORS is xcode

m51 has shipped to stable, so nothing / nobody should still use
Xcode for building chrome/ios.

BUG=336575

Committed: https://crrev.com/f588eeddb4497a13ada38acb13115df1bdcb7c86
Cr-Commit-Position: refs/heads/master@{#398644}
==========

[commit-bot: I haz the power, 2016-06-08 19:49:56]

Patchset 2 (id:??) landed as
https://crrev.com/f588eeddb4497a13ada38acb13115df1bdcb7c86
Cr-Commit-Position: refs/heads/master@{#398644}