Simplify getSymbolType.

This is still a really odd function. Most calls are in object format specific
contexts and should probably be replaced with a more direct query, but at least
now this is not too obnoxious to use.

llvm-svn: 240777
diff --git a/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp b/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp
index 65033a2..3b97f70 100644
--- a/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp
+++ b/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp
@@ -265,10 +265,7 @@
     // Use symbol info to iterate functions in the object.
     for (const auto &P : SymAddr) {
       object::SymbolRef Sym = P.first;
-      object::SymbolRef::Type SymType;
-      if (Sym.getType(SymType))
-        continue;
-      if (SymType == object::SymbolRef::ST_Function) {
+      if (Sym.getType() == object::SymbolRef::ST_Function) {
         StringRef  Name;
         uint64_t   Addr;
         if (Sym.getName(Name))