Roll several third-party libraries to pick up fix to license metadata

Roll several third-party libraries to pick up fix to license metadata

This change rolls the following third-party libraries from deps/ to r149334.
- flac
- hunspell
- hunspell_dictionaries
- icu
- libjpeg_turbo
- libvpx
- speex
- xdg-utils

Each library picks up only the following change.

r149334 - Make 'License' field in third-party metadata required

BUG=138921
TBR=thakis

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=149406

[Steve Block, 2012-08-01 13:05:12]

Trybot failure looks like flakiness, landing

[commit-bot: I haz the power, 2012-08-01 13:23:18]

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 or
a lowly provisional 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.

[Nico, 2012-08-01 16:47:00]

lgtm