Update LLVM for 3.5 rebase (r209712).

Change-Id: I149556c940fb7dc92d075273c87ff584f400941f
diff --git a/lib/Target/Sparc/SparcTargetMachine.cpp b/lib/Target/Sparc/SparcTargetMachine.cpp
index 83f3474..2469d93 100644
--- a/lib/Target/Sparc/SparcTargetMachine.cpp
+++ b/lib/Target/Sparc/SparcTargetMachine.cpp
@@ -77,8 +77,8 @@
     return getTM<SparcTargetMachine>();
   }
 
-  virtual bool addInstSelector();
-  virtual bool addPreEmitPass();
+  bool addInstSelector() override;
+  bool addPreEmitPass() override;
 };
 } // namespace