Remove redundant expression evaluation context when substituting into a template argument.
Remove redundant expression evaluation context when substituting into a
template argument.

We do need one of these but we don't need two.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@364347 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang