Move NullDerefChecker.h instead a 'Checkers' subdirectory.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85596 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/GRExprEngineInternalChecks.cpp b/lib/Analysis/GRExprEngineInternalChecks.cpp
index 81b465e..239d04c 100644
--- a/lib/Analysis/GRExprEngineInternalChecks.cpp
+++ b/lib/Analysis/GRExprEngineInternalChecks.cpp
@@ -15,7 +15,7 @@
 #include "clang/Analysis/PathSensitive/BugReporter.h"
 #include "clang/Analysis/PathSensitive/GRExprEngine.h"
 #include "clang/Analysis/PathSensitive/CheckerVisitor.h"
-#include "clang/Analysis/PathSensitive/NullDerefChecker.h"
+#include "clang/Analysis/PathSensitive/Checkers/NullDerefChecker.h"
 #include "clang/Analysis/PathDiagnostic.h"
 #include "clang/Basic/SourceManager.h"
 #include "llvm/Support/Compiler.h"