libyuv use extern c around jpeg includes.  includes fixes to gyp build for intel/mips android, cros arm, ios, and pnacl.
BUG=none
TESTED=try bots
R=michaelbai@chromium.org

Review URL: https://codereview.chromium.org/137283004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246090 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246091 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246091