1.0dev: Fix `Workflow` macro to work with browsers other than Firefox. (Followup to [11196].) (`String.concat()` is not portable Javascript.)
1.0dev: Fix `Workflow` macro to work with browsers other than Firefox. (Followup to [11196].)
(`String.concat()` is not portable Javascript.)

Resolves #10799.

git-svn-id: f68c6b3b1dcd5d00a2560c384475aaef3bc99487@11199 af82e41b-90c4-0310-8c96-b1721e28e2e2

dafrito/trac-mirror,dafrito/trac-mirror,dafrito/trac-mirror,dafrito/trac-mirror