Some cleanups to the fix-it rewriter. Thanks, Chris

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68322 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/CMakeLists.txt b/lib/Frontend/CMakeLists.txt
index 680a9a8..89330df 100644
--- a/lib/Frontend/CMakeLists.txt
+++ b/lib/Frontend/CMakeLists.txt
@@ -1,6 +1,7 @@
 set(LLVM_NO_RTTI 1)
 
 add_clang_library(clangFrontend
+  FixItRewriter.cpp
   HTMLDiagnostics.cpp
   InitHeaderSearch.cpp
   TextDiagnosticBuffer.cpp