[Cleanup] Remove a trailing whitespace

llvm-svn: 206657
diff --git a/clang/lib/CodeGen/CodeGenPGO.cpp b/clang/lib/CodeGen/CodeGenPGO.cpp
index d3d89e5..28e9c0b 100644
--- a/clang/lib/CodeGen/CodeGenPGO.cpp
+++ b/clang/lib/CodeGen/CodeGenPGO.cpp
@@ -487,7 +487,7 @@
     /// The map of statements to count values.
     llvm::DenseMap<const Stmt *, uint64_t> &CountMap;
 
-    /// BreakContinueStack - Keep counts of breaks and continues inside loops. 
+    /// BreakContinueStack - Keep counts of breaks and continues inside loops.
     struct BreakContinue {
       uint64_t BreakCount;
       uint64_t ContinueCount;