Move "clang/Analysis/Support/SaveAndRestore.h" to "llvm/ADT/SaveAndRestore.h"
to make it more widely available.

Depends on llvm commit r151564

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@151566 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/VirtualCallChecker.cpp b/lib/StaticAnalyzer/Checkers/VirtualCallChecker.cpp
index 02ef6dc..991ca92 100644
--- a/lib/StaticAnalyzer/Checkers/VirtualCallChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/VirtualCallChecker.cpp
@@ -15,7 +15,7 @@
 #include "ClangSACheckers.h"
 #include "clang/AST/DeclCXX.h"
 #include "clang/AST/StmtVisitor.h"
-#include "clang/Analysis/Support/SaveAndRestore.h"
+#include "llvm/ADT/SaveAndRestore.h"
 #include "clang/StaticAnalyzer/Core/PathSensitive/AnalysisManager.h"
 #include "clang/StaticAnalyzer/Core/Checker.h"
 #include "clang/StaticAnalyzer/Core/BugReporter/BugReporter.h"