Instead of checking against some version of "isType()" go ahead and use the conversion to bool to check if we've managed to get a type that isn't default constructed - as we meant to in the first place.
Instead of checking against some version of "isType()" go ahead and
use the conversion to bool to check if we've managed to get a type
that isn't default constructed - as we meant to in the first place.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@186556 91177308-0d34-0410-b5e6-96231b3b80d8

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