Remove ZeroOrMore from the option description. We don't need it here.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178623 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 585a92a..d3cb4f9 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -55,7 +55,7 @@
      cl::init(false));
 
 static cl::opt<bool> GenerateDwarfPubNamesSection("generate-dwarf-pubnames",
-     cl::Hidden, cl::ZeroOrMore, cl::init(false),
+     cl::Hidden, cl::init(false),
      cl::desc("Generate DWARF pubnames section"));
 
 namespace {