mac: Let panels get its resize cursors from WebKit.

This way, they pick up native cursors on Lion, and they no longer
implicitly depend on resources added to the bundle by WebCore.gyp.

Depends on https://chromiumcodereview.appspot.com/10815077/

BUG=137588
TEST=none
TBR=dimich (who lg'd with his @google instead of his OWNING @chromium)

Review URL: https://chromiumcodereview.appspot.com/10815077

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148187 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed