Fix resource file generation to point to output_dir instead of build_dir. This makes the RC script correct for the Syzygy-optimized mini_installer, which  was previously turning out identical to the unoptimized one. Quench annoying progress spew from makecab.
Fix resource file generation to point to output_dir instead of build_dir.
This makes the RC script correct for the Syzygy-optimized mini_installer, which 
was previously turning out identical to the unoptimized one.
Quench annoying progress spew from makecab.

R=rogerm@chromium.org,robertshield@chromium.org


Review URL: http://codereview.chromium.org/8726035

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@111962 0039d316-1c4b-4281-b951-d872f2087c98

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