gyp: r1208 -> r1212
gyp: r1208 -> r1212

    (ninja) Retrieve generator variables, rather than repeating.

r1208 and r1209 were reverted by r1210 and r1212, so this is mostly a no-op.  Just updating it so the next person doesn't get confused.

TBR=thakis

Review URL: http://codereview.chromium.org/9413019

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@122436 0039d316-1c4b-4281-b951-d872f2087c98

ropik/chromium,gavinp/chromium,yitian134/chromium,adobe/chromium,adobe/chromium,ropik/chromium,ropik/chromium,adobe/chromium,adobe/chromium,gavinp/chromium,adobe/chromium,adobe/chromium,gavinp/chromium,yitian134/chromium,yitian134/chromium,gavinp/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,gavinp/chromium,ropik/chromium,adobe/chromium,ropik/chromium,adobe/chromium,gavinp/chromium,yitian134/chromium,gavinp/chromium,adobe/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,yitian134/chromium,yitian134/chromium,adobe/chromium,gavinp/chromium,gavinp/chromium,yitian134/chromium,yitian134/chromium,gavinp/chromium,adobe/chromium