Fix parser bug/FIXME with @catch.

<rdar://problem/5980846> clang on xcode: error: declarator requires an identifier (for @catch)



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51895 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed