Update mac framework size expectations after r247404.

The 10 MB moved from the framework into the bundle -- bundle size didn't
change, even though ChromiumFramework is now 10 MB smaller.

BUG=72633
TBR=jshin@chromium.org

Review URL: https://codereview.chromium.org/139903011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@247455 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 247455