TargetAsmBackend has been renamed to MCAsmBackend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136012 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/CMakeLists.txt b/lib/MC/CMakeLists.txt
index 775e105..a5b0188 100644
--- a/lib/MC/CMakeLists.txt
+++ b/lib/MC/CMakeLists.txt
@@ -38,7 +38,7 @@
   WinCOFFStreamer.cpp
   WinCOFFObjectWriter.cpp
   SubtargetFeature.cpp
-  TargetAsmBackend.cpp
+  MCAsmBackend.cpp
   TargetAsmLexer.cpp
   )