Revert r49614.  As Dan pointed out, some of these aren't correct.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49657 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Linker/LinkModules.cpp b/lib/Linker/LinkModules.cpp
index 7aa169c..a82b266 100644
--- a/lib/Linker/LinkModules.cpp
+++ b/lib/Linker/LinkModules.cpp
@@ -930,7 +930,7 @@
   Function::arg_iterator DI = Dest->arg_begin();
   for (Function::arg_iterator I = Src->arg_begin(), E = Src->arg_end();
        I != E; ++I, ++DI) {
-    DI->takeName(I);  // Copy the name information over...
+    DI->setName(I->getName());  // Copy the name information over...
 
     // Add a mapping to our local map
     ValueMap[I] = DI;