Un-namespace-qualify llvm_unreachable. It's a macro, so the qualification gave
no extra safety anyway.

llvm-svn: 91207
diff --git a/clang/lib/Sema/CodeCompleteConsumer.cpp b/clang/lib/Sema/CodeCompleteConsumer.cpp
index 91b16d3..d8ed894 100644
--- a/clang/lib/Sema/CodeCompleteConsumer.cpp
+++ b/clang/lib/Sema/CodeCompleteConsumer.cpp
@@ -46,7 +46,7 @@
   }
 
   case CK_Optional:
-    llvm::llvm_unreachable("Optional strings cannot be created from text");
+    llvm_unreachable("Optional strings cannot be created from text");
     break;
       
   case CK_LeftParen: