Index: include/llvm/Analysis/BlockFrequencyInfo.h
===================================================================
--- include/llvm/Analysis/BlockFrequencyInfo.h
+++ include/llvm/Analysis/BlockFrequencyInfo.h
@@ -56,7 +56,7 @@
 
   const Function *getFunction() const;
   const BranchProbabilityInfo *getBPI() const;
-  void view() const;
+  void view(StringRef = "BlockFrequencyDAGs") const;
 
   /// getblockFreq - Return block frequency. Return 0 if we don't have the
   /// information. Please note that initial frequency is equal to ENTRY_FREQ. It
Index: lib/Analysis/BlockFrequencyInfo.cpp
===================================================================
--- lib/Analysis/BlockFrequencyInfo.cpp
+++ lib/Analysis/BlockFrequencyInfo.cpp
@@ -252,8 +252,8 @@
 
 /// Pop up a ghostview window with the current block frequency propagation
 /// rendered using dot.
-void BlockFrequencyInfo::view() const {
-  ViewGraph(const_cast<BlockFrequencyInfo *>(this), "BlockFrequencyDAGs");
+void BlockFrequencyInfo::view(StringRef title) const {
+  ViewGraph(const_cast<BlockFrequencyInfo *>(this), title);
 }
 
 const Function *BlockFrequencyInfo::getFunction() const {