Remove useless 'llvm::' qualifier from names like StringRef and others that are
brought into 'clang' namespace by clang/Basic/LLVM.h


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172323 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGBuiltin.cpp b/lib/CodeGen/CGBuiltin.cpp
index 0898599..55f2757 100644
--- a/lib/CodeGen/CGBuiltin.cpp
+++ b/lib/CodeGen/CGBuiltin.cpp
@@ -415,7 +415,7 @@
     if (getLangOpts().SanitizeUnreachable)
       EmitCheck(Builder.getFalse(), "builtin_unreachable",
                 EmitCheckSourceLocation(E->getExprLoc()),
-                llvm::ArrayRef<llvm::Value *>(), CRK_Unrecoverable);
+                ArrayRef<llvm::Value *>(), CRK_Unrecoverable);
     else
       Builder.CreateUnreachable();
 
@@ -1318,7 +1318,7 @@
     // Get the annotation string, go through casts. Sema requires this to be a
     // non-wide string literal, potentially casted, so the cast<> is safe.
     const Expr *AnnotationStrExpr = E->getArg(1)->IgnoreParenCasts();
-    llvm::StringRef Str = cast<StringLiteral>(AnnotationStrExpr)->getString();
+    StringRef Str = cast<StringLiteral>(AnnotationStrExpr)->getString();
     return RValue::get(EmitAnnotationCall(F, AnnVal, Str, E->getExprLoc()));
   }
   case Builtin::BI__noop: