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/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp b/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp
index a7c73b8..b11553c 100644
--- a/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp
@@ -60,7 +60,7 @@
 
 private:
   typedef std::pair<SymbolRef, const AllocationState*> AllocationPair;
-  typedef llvm::SmallVector<AllocationPair, 2> AllocationPairVec;
+  typedef SmallVector<AllocationPair, 2> AllocationPairVec;
 
   enum APIKind {
     /// Denotes functions tracked by this checker.