Update from https://crrev.com/329939

tools/clang/plugins/tests/missing_ctor.cpp

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "missing_ctor.h"
 
-#include <string>
-#include <vector>
-
 // We don't warn on classes that use default ctors in cpp files.
 class MissingInCPPOK {
  public:
 
  private:
-  std::vector<int> one_;
-  std::vector<std::string> two_;
+  MyVector<int> one_;
+  MyVector<MyString> two_;
 };
 
 int main() {
   MissingInCPPOK one;
   MissingCtorsArentOKInHeader two;
   return 0;
 }