Mojo: NULL -> nullptr in mojo/public/cpp/bindings and also for the bindings generator.

mojo/public/cpp/bindings/tests/validation_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 <stdio.h>
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 178 matching lines @@
  public:
   virtual ~ValidationTest() {
   }
 
  private:
   Environment env_;
 };
 
 class ValidationIntegrationTest : public ValidationTest {
  public:
-  ValidationIntegrationTest() : test_message_receiver_(NULL) {
+  ValidationIntegrationTest() : test_message_receiver_(nullptr) {
   }
 
   virtual ~ValidationIntegrationTest() {
   }
 
   virtual void SetUp() override {
     ScopedMessagePipeHandle tester_endpoint;
     ASSERT_EQ(MOJO_RESULT_OK,
-              CreateMessagePipe(NULL, &tester_endpoint, &testee_endpoint_));
+              CreateMessagePipe(nullptr, &tester_endpoint, &testee_endpoint_));
     test_message_receiver_ =
         new TestMessageReceiver(this, tester_endpoint.Pass());
   }
 
   virtual void TearDown() override {
     delete test_message_receiver_;
-    test_message_receiver_ = NULL;
+    test_message_receiver_ = nullptr;
 
     // Make sure that the other end receives the OnConnectionError()
     // notification.
     PumpMessages();
   }
 
   MessageReceiver* test_message_receiver() {
     return test_message_receiver_;
   }
 
@@ skipping 136 matching lines @@
       "[u2]-1000",
       "[u1]0x100",
       "[s2]-0x8001",
       "[b]1",
       "[b]1111111k",
       "[dist4]unmatched",
       "[anchr]hello [dist8]hello",
       "[dist4]a [dist4]a [anchr]a",
       "[dist4]a [anchr]a [dist4]a [anchr]a",
       "0 [handles]50",
-      NULL
+      nullptr
     };
 
     for (size_t i = 0; error_inputs[i]; ++i) {
       std::vector<uint8_t> expected;
       if (!TestInputParser(error_inputs[i], false, expected, 0))
         ADD_FAILURE() << "Unexpected test result for: " << error_inputs[i];
     }
   }
 }
 
@@ skipping 42 matching lines @@
   IntegrationTestInterface1Impl* interface1_impl =
       BindToPipe(new IntegrationTestInterface1Impl(), testee_endpoint().Pass());
   interface1_impl->internal_state()->router()->EnableTestingMode();
 
   RunValidationTests("integration_", test_message_receiver());
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace mojo