Update clang to r339409.

Change-Id: I800772d2d838223be1f6b40d490c4591b937fca2
diff --git a/linux-x64/clang/include/llvm/Analysis/DOTGraphTraitsPass.h b/linux-x64/clang/include/llvm/Analysis/DOTGraphTraitsPass.h
index 39f9c39..b7447a0 100644
--- a/linux-x64/clang/include/llvm/Analysis/DOTGraphTraitsPass.h
+++ b/linux-x64/clang/include/llvm/Analysis/DOTGraphTraitsPass.h
@@ -20,7 +20,7 @@
 
 namespace llvm {
 
-/// \brief Default traits class for extracting a graph from an analysis pass.
+/// Default traits class for extracting a graph from an analysis pass.
 ///
 /// This assumes that 'GraphT' is 'AnalysisT *' and so just passes it through.
 template <typename AnalysisT, typename GraphT = AnalysisT *>
@@ -36,7 +36,7 @@
   DOTGraphTraitsViewer(StringRef GraphName, char &ID)
       : FunctionPass(ID), Name(GraphName) {}
 
-  /// @brief Return true if this function should be processed.
+  /// Return true if this function should be processed.
   ///
   /// An implementation of this class my override this function to indicate that
   /// only certain functions should be viewed.
@@ -78,7 +78,7 @@
   DOTGraphTraitsPrinter(StringRef GraphName, char &ID)
       : FunctionPass(ID), Name(GraphName) {}
 
-  /// @brief Return true if this function should be processed.
+  /// Return true if this function should be processed.
   ///
   /// An implementation of this class my override this function to indicate that
   /// only certain functions should be printed.