Fix exclude_matches functionality

This should allow the manifest to use the exclude_matches field in content scripts successfully.

BUG=107505
TEST=See bug. A simple extension to test the exclude matches functionality, compliments of [email protected], is attached.

Review URL: http://codereview.chromium.org/8963010
Patch from Devlin Cronin <[email protected]>.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@114960 0039d316-1c4b-4281-b951-d872f2087c98
8 files changed