Move all logic for the null dereference checker from GRExprEngineInternalChecks.cpp to a separate .cpp file.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85595 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/CMakeLists.txt b/lib/Analysis/CMakeLists.txt
index 89c1783..d3bf42b 100644
--- a/lib/Analysis/CMakeLists.txt
+++ b/lib/Analysis/CMakeLists.txt
@@ -28,6 +28,7 @@
   GRState.cpp
   LiveVariables.cpp
   MemRegion.cpp
+  NullDerefChecker.cpp
   PathDiagnostic.cpp
   RangeConstraintManager.cpp
   RegionStore.cpp