Roll gyp to d174d75bf69c682cb62af9187879e01513b35e52

Roll gyp to d174d75bf69c682cb62af9187879e01513b35e52

This picks the following changes:
- convert plist and strings to binary for iOS
- bump Xcode compatibility version to 46 (Xcode 3.2)
- include action inputs in hybrid build
- export generator flavor to gyp scripts

BUG=None

Committed: https://crrev.com/323eb85bb6dabe3fe323fbbfdb3887a7520cc27d
Cr-Commit-Position: refs/heads/master@{#320766}

[sdefresne, 2015-03-16 16:49:37]

sdefresne@chromium.org changed reviewers:
+ justincohen@chromium.org, mark@chromium.org

[sdefresne, 2015-03-16 16:49:37]

justincohen: can you review?
mark: could you do OWNERS review?

[justincohen, 2015-03-16 16:50:08]

lgtm

[Mark Mentovai, 2015-03-16 17:27:04]

LGTM

[sdefresne, 2015-03-16 18:15:26]

The CQ bit was checked by sdefresne@chromium.org

[commit-bot: I haz the power, 2015-03-16 18:15:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1007253004/1

[commit-bot: I haz the power, 2015-03-16 19:10:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-16 19:11:27]

Patchset 1 (id:??) landed as
https://crrev.com/323eb85bb6dabe3fe323fbbfdb3887a7520cc27d
Cr-Commit-Position: refs/heads/master@{#320766}