remove const from FindByName

llvm-svn: 172507
diff --git a/lld/lib/ReaderWriter/ELF/WriterELF.cpp b/lld/lib/ReaderWriter/ELF/WriterELF.cpp
index 6aa39fa..662dbbc 100644
--- a/lld/lib/ReaderWriter/ELF/WriterELF.cpp
+++ b/lld/lib/ReaderWriter/ELF/WriterELF.cpp
@@ -1543,7 +1543,7 @@
   /// \brief find a absolute atom pair given a absolute atom name
   struct FindByName {
     const std::string _name;
-    FindByName(const StringRef name) : _name(name) {}
+    FindByName(StringRef name) : _name(name) {}
     bool operator()(AbsoluteAtomPair& j) { 
       return j.absoluteAtom()->name() == _name; 
     }