Checker: random include cleanup.

llvm-svn: 99731
diff --git a/clang/lib/Checker/BugReporterVisitors.cpp b/clang/lib/Checker/BugReporterVisitors.cpp
index 1d6994b..06cee5b 100644
--- a/clang/lib/Checker/BugReporterVisitors.cpp
+++ b/clang/lib/Checker/BugReporterVisitors.cpp
@@ -16,6 +16,7 @@
 #include "clang/AST/ExprObjC.h"
 #include "clang/Checker/BugReporter/BugReporter.h"
 #include "clang/Checker/BugReporter/PathDiagnostic.h"
+#include "clang/Checker/PathSensitive/ExplodedGraph.h"
 #include "clang/Checker/PathSensitive/GRState.h"
 
 using namespace clang;