Update from https://crrev.com/312398

tools/clang/plugins/tests/weak_ptr_factory.cpp

 // Copyright (c) 2013 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 "weak_ptr_factory.h"
 
 namespace should_succeed {
 
 class OnlyMember {
   base::WeakPtrFactory<OnlyMember> factory_;
@@ skipping 17 matching lines @@
   base::WeakPtrFactory<FirstFactoryRefersToOtherType> factory_;
 };
 
 class TwoFactories {
   bool bool_member_;
   int int_member_;
   base::WeakPtrFactory<TwoFactories> factory1_;
   base::WeakPtrFactory<TwoFactories> factory2_;
 };
 
+template <class T>
+class ClassTemplate {
+ public:
+  ClassTemplate() : factory_(this) {}
+ private:
+  bool bool_member_;
+  base::WeakPtrFactory<ClassTemplate> factory_;
+};
+// Make sure the template gets instantiated:
+ClassTemplate<int> g_instance;
+
 }  // namespace should_succeed
 
 namespace should_fail {
 
 class FactoryFirst {
   base::WeakPtrFactory<FactoryFirst> factory_;
   int int_member;
 };
 
 class FactoryMiddle {
   bool bool_member_;
   base::WeakPtrFactory<FactoryMiddle> factory_;
   int int_member_;
 };
 
 class TwoFactoriesOneBad {
   bool bool_member_;
   base::WeakPtrFactory<TwoFactoriesOneBad> factory1_;
   int int_member_;
   base::WeakPtrFactory<TwoFactoriesOneBad> factory2_;
 };
 
+template <class T>
+class ClassTemplate {
+ public:
+  ClassTemplate() : factory_(this) {}
+ private:
+  base::WeakPtrFactory<ClassTemplate> factory_;
+  bool bool_member_;
+};
+// Make sure the template gets instantiated:
+ClassTemplate<int> g_instance;
+
 }  // namespace should_fail
 
 int main() {
 }