No. Just no.
There's a million ways to mess up dependencies and sys.sql_dependencies is notorious for being wrong. The improved DMVs in 2008 and above are far better, still not perfect (dynamic SQL). Don't make your code more complex for no good reason
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability