remove use of getMangledName.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93655 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index 1ea419a..5fbdf92 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -335,7 +335,7 @@
             for (Module::global_iterator v = mergedModule->global_begin(), 
                                  e = mergedModule->global_end(); v !=  e; ++v) {
                 if ( !v->isDeclaration()
-                  && _mustPreserveSymbols.count(mangler.getMangledName(v)) )
+                  && _mustPreserveSymbols.count(mangler.getNameWithPrefix(v)) )
                   mustPreserveList.push_back(::strdup(v->getNameStr().c_str()));
             }
             passes.add(createInternalizePass(mustPreserveList));