[Tizen] Fix Tizen build

SSIA. The patch can work after the following are applied:
https://github.com/crosswalk-project/chromium-crosswalk/pull/159
https://github.com/crosswalk-project/chromium-crosswalk/pull/158
Merge pull request #1980 from pozdnyakov/fix_tizen_build

[Tizen] Fix Tizen build
Chromium 36 Gardening : Roll in new 36.0.1985.18

Few build fixes on the way
Crosswalk M36 Gardening : Fix some GYP issue due to upstream changes

linux_use_tcmalloc==1 is now use_allocator=="tcmalloc"
Crosswalk M36 Gardening : Fix Android build due to 36.0.1985.18
[Tizen] Tizen gardening

Make Xwalk with chromium version '36.0.1985.18' compile on Tizen.
REFAC WIP

With help from Mikhail Pozdnyakov!
Further fixes & cleanup