Delete MCSectionData.

llvm-svn: 238331
diff --git a/llvm/lib/MC/MCObjectStreamer.cpp b/llvm/lib/MC/MCObjectStreamer.cpp
index 18d2b66..176f5e7 100644
--- a/llvm/lib/MC/MCObjectStreamer.cpp
+++ b/llvm/lib/MC/MCObjectStreamer.cpp
@@ -80,7 +80,7 @@
   if (Assembler)
     Assembler->reset();
   CurSectionData = nullptr;
-  CurInsertionPoint = MCSectionData::iterator();
+  CurInsertionPoint = MCSection::iterator();
   EmitEHFrame = true;
   EmitDebugFrame = false;
   PendingLabels.clear();