remove redundant foward declaration.  This function is already in 
Analysis/Passes.h



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86765 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/LiveValues.cpp b/lib/Analysis/LiveValues.cpp
index 2bbe98a..02ec7d3 100644
--- a/lib/Analysis/LiveValues.cpp
+++ b/lib/Analysis/LiveValues.cpp
@@ -17,7 +17,9 @@
 #include "llvm/Analysis/LoopInfo.h"
 using namespace llvm;
 
-FunctionPass *llvm::createLiveValuesPass() { return new LiveValues(); }
+namespace llvm {
+  FunctionPass *createLiveValuesPass() { return new LiveValues(); }
+}
 
 char LiveValues::ID = 0;
 static RegisterPass<LiveValues>