Remove a variable rendered unused by r152750.

llvm-svn: 152758
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 3363af3..ab1a1b4 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -7954,7 +7954,7 @@
       // C++0x 7.2p2: The type-specifier-seq of an enum-base shall name an
       // integral type; any cv-qualification is ignored.
       TypeSourceInfo *TI = 0;
-      QualType T = GetTypeFromParser(UnderlyingType.get(), &TI);
+      GetTypeFromParser(UnderlyingType.get(), &TI);
       EnumUnderlying = TI;
 
       if (CheckEnumUnderlyingType(TI))