[clang-tidy] Don't use delegating constructors.

llvm-svn: 245046
diff --git a/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp b/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp
index 8801e3e..dec830d 100644
--- a/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp
+++ b/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp
@@ -73,7 +73,8 @@
 
 class CSystemIncludeInserterCheck : public IncludeInserterCheckBase {
 public:
-  using IncludeInserterCheckBase::IncludeInserterCheckBase;
+  CSystemIncludeInserterCheck(StringRef CheckName, ClangTidyContext *Context)
+      : IncludeInserterCheckBase(CheckName, Context) {}
   StringRef HeaderToInclude() const override { return "stdlib.h"; }
   bool IsAngledInclude() const override { return true; }
 };
@@ -492,4 +493,4 @@
 } // namespace tidy
 } // namespace clang
 
-#endif
\ No newline at end of file
+#endif