Mojo C++ bindings: add a new mode to generator to use native STL/WTF types

mojo/public/cpp/bindings/tests/equals_unittest.cc

 // Copyright 2014 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 <utility>
 
 #include "base/message_loop/message_loop.h"
 #include "mojo/public/interfaces/bindings/tests/test_structs.mojom.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 43 matching lines @@
   RectPairPtr p2(p1.Clone());
   EXPECT_TRUE(p1.Equals(p2));
   p2->second->width = 0;
   EXPECT_FALSE(p1.Equals(p2));
   p2->second.reset();
   EXPECT_FALSE(p1.Equals(p2));
 }
 
 TEST_F(EqualsTest, Array) {
   NamedRegionPtr n1(NamedRegion::New());
-  n1->name = "n1";
-  n1->rects.push_back(CreateRect());
+  n1->name.emplace("n1");
+  n1->rects.emplace();
+  n1->rects->push_back(CreateRect());
   NamedRegionPtr n2(n1.Clone());
   EXPECT_TRUE(n1.Equals(n2));
 
-  n2->rects = nullptr;
+  n2->rects = base::nullopt;
   EXPECT_FALSE(n1.Equals(n2));
-  n2->rects.resize(0);
+  n2->rects.emplace();
   EXPECT_FALSE(n1.Equals(n2));
 
-  n2->rects.push_back(CreateRect());
-  n2->rects.push_back(CreateRect());
+  n2->rects->push_back(CreateRect());
+  n2->rects->push_back(CreateRect());
   EXPECT_FALSE(n1.Equals(n2));
 
-  n2->rects.resize(1);
-  n2->rects[0]->width = 0;
+  n2->rects->resize(1);
+  (*n2->rects)[0]->width = 0;
   EXPECT_FALSE(n1.Equals(n2));
 
-  n2->rects[0] = CreateRect();
+  (*n2->rects)[0] = CreateRect();
   EXPECT_TRUE(n1.Equals(n2));
 }
 
 TEST_F(EqualsTest, Map) {
   auto n1(NamedRegion::New());
-  n1->name = "foo";
-  n1->rects.push_back(CreateRect());
+  n1->name.emplace("foo");
+  n1->rects.emplace();
+  n1->rects->push_back(CreateRect());
 
   Map<std::string, NamedRegionPtr> m1;
   m1.insert("foo", std::move(n1));
 
   decltype(m1) m2;
   EXPECT_FALSE(m1.Equals(m2));
 
   m2.insert("bar", m1.at("foo").Clone());
   EXPECT_FALSE(m1.Equals(m2));
 
   m2 = m1.Clone();
-  m2.at("foo")->name = "monkey";
+  m2.at("foo")->name.emplace("monkey");
   EXPECT_FALSE(m1.Equals(m2));
 
   m2 = m1.Clone();
-  m2.at("foo")->rects.push_back(Rect::New());
+  m2.at("foo")->rects->push_back(Rect::New());
   EXPECT_FALSE(m1.Equals(m2));
 
-  m2.at("foo")->rects.resize(1);
-  m2.at("foo")->rects[0]->width = 1;
+  m2.at("foo")->rects->resize(1);
+  (*m2.at("foo")->rects)[0]->width = 1;
   EXPECT_FALSE(m1.Equals(m2));
 
   m2 = m1.Clone();
   EXPECT_TRUE(m1.Equals(m2));
 }
 
 TEST_F(EqualsTest, InterfacePtr) {
   base::MessageLoop message_loop;
 
   SomeInterfacePtr inf1;
@@ skipping 30 matching lines @@
   EXPECT_FALSE(req1.Equals(req2));
 
   SomeInterfacePtr inf2;
   req2 = GetProxy(&inf2);
 
   EXPECT_FALSE(req1.Equals(req2));
 }
 
 }  // test
 }  // mojo