Introduce Incremental cfX R2 GCC Patch (info in summary):

Summary:
This is an INCREMENTAL patch to be applied on top of R1.
The -foptimize-sincos patch was also used in basing this
patch. Squashed patch of the following:

commit 1969a06864e309c1c45db89467b033c0fa86ff9e
Author: synergydev <synergye@codefi.re>
Date:   Fri Aug 2 19:14:32 2013 -0700

    fix multiple definition of clone with upstream

commit 9519da35094d7e71adf57bb6a84cc164a26ea25c
Author: synergydev <synergye@codefi.re>
Date:   Fri Aug 2 18:32:19 2013 -0700

    BASE-VER: 4.8.x-codefirex

For the full commit list from google gcc 4.8 (non-aosp),
check here: https://github.com/codefireXperiment/toolchain_gcc-4.8/commit/7b91411ae54913f84b2e5cb93bdd811d767f30f6

Test Plan: Win

Reviewers: randall.rushing, Mustaavalkosta, Roach, rlasalle15

Differential Revision: http://review.codefirex.com/D288