ninja: Let TOC code use $lib instead of ${lib}.
ninja: Let TOC code use $lib instead of ${lib}.

No functionality change, but more consistent with -MF $out.d, and the
generated files shrink by a few bytes too.

R=scottmg@chromium.org

Review URL: https://codereview.chromium.org/169633003

git-svn-id: e7e1075985beda50ea81ac4472467b4f6e91fc78@1853 78cadc50-ecff-11dd-a971-7dbc132099af

luvit/gyp,svn2github/kgyp,luvit/gyp,svn2github/gyp,luvit/gyp,svn2github/kgyp,pyokagan/gyp,svn2github/gyp,pyokagan/gyp,pyokagan/gyp,pyokagan/gyp,svn2github/gyp,svn2github/kgyp,svn2github/kgyp,luvit/gyp,pyokagan/gyp,svn2github/gyp,svn2github/gyp,svn2github/kgyp