Clean up unnecessary return and brackets

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93401 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Writer/ValueEnumerator.cpp b/lib/Bitcode/Writer/ValueEnumerator.cpp
index 37b44b1..ef0a61e 100644
--- a/lib/Bitcode/Writer/ValueEnumerator.cpp
+++ b/lib/Bitcode/Writer/ValueEnumerator.cpp
@@ -242,13 +242,11 @@
       MDValues.push_back(std::make_pair(MD, 1U));
       MDValueMap[MD] = MDValues.size();
       MDValueID = MDValues.size();
-      for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {    
+      for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i)
         if (Value *V = N->getOperand(i))
           EnumerateValue(V);
         else
           EnumerateType(Type::getVoidTy(MD->getContext()));
-      }
-      return;
     }
     return;
   }