Convert mojo::system::Dispatcher to use our new refcounting stuff (instead of base's).

mojo/edk/system/platform_handle_dispatcher_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 "mojo/edk/system/platform_handle_dispatcher.h"
 
 #include <stdio.h>
 
 #include "base/memory/ref_counted.h"
 #include "mojo/edk/test/scoped_test_dir.h"
@@ skipping 13 matching lines @@
   util::ScopedFILE fp(test_dir.CreateFile());
   ASSERT_TRUE(fp);
   EXPECT_EQ(sizeof(kHelloWorld),
             fwrite(kHelloWorld, 1, sizeof(kHelloWorld), fp.get()));
 
   embedder::ScopedPlatformHandle h(
       mojo::test::PlatformHandleFromFILE(fp.Pass()));
   EXPECT_FALSE(fp);
   ASSERT_TRUE(h.is_valid());
 
-  scoped_refptr<PlatformHandleDispatcher> dispatcher =
-      PlatformHandleDispatcher::Create(h.Pass());
+  auto dispatcher = PlatformHandleDispatcher::Create(h.Pass());
   EXPECT_FALSE(h.is_valid());
   EXPECT_EQ(Dispatcher::Type::PLATFORM_HANDLE, dispatcher->GetType());
 
   h = dispatcher->PassPlatformHandle().Pass();
   EXPECT_TRUE(h.is_valid());
 
   fp = mojo::test::FILEFromPlatformHandle(h.Pass(), "rb").Pass();
   EXPECT_FALSE(h.is_valid());
   EXPECT_TRUE(fp);
 
@@ skipping 11 matching lines @@
 }
 
 TEST(PlatformHandleDispatcherTest, CreateEquivalentDispatcherAndClose) {
   mojo::test::ScopedTestDir test_dir;
 
   static const char kFooBar[] = "foo bar";
 
   util::ScopedFILE fp(test_dir.CreateFile());
   EXPECT_EQ(sizeof(kFooBar), fwrite(kFooBar, 1, sizeof(kFooBar), fp.get()));
 
-  scoped_refptr<PlatformHandleDispatcher> dispatcher =
-      PlatformHandleDispatcher::Create(
-          mojo::test::PlatformHandleFromFILE(fp.Pass()));
+  auto dispatcher = PlatformHandleDispatcher::Create(
+      mojo::test::PlatformHandleFromFILE(fp.Pass()));
 
   DispatcherTransport transport(
       test::DispatcherTryStartTransport(dispatcher.get()));
   EXPECT_TRUE(transport.is_valid());
   EXPECT_EQ(Dispatcher::Type::PLATFORM_HANDLE, transport.GetType());
   EXPECT_FALSE(transport.IsBusy());
 
-  scoped_refptr<Dispatcher> generic_dispatcher =
-      transport.CreateEquivalentDispatcherAndClose();
+  auto generic_dispatcher = transport.CreateEquivalentDispatcherAndClose();
   ASSERT_TRUE(generic_dispatcher);
 
   transport.End();
-  EXPECT_TRUE(dispatcher->HasOneRef());
+  dispatcher->AssertHasOneRef();
   dispatcher = nullptr;
 
   ASSERT_EQ(Dispatcher::Type::PLATFORM_HANDLE, generic_dispatcher->GetType());
-  dispatcher = static_cast<PlatformHandleDispatcher*>(generic_dispatcher.get());
+  dispatcher = RefPtr<PlatformHandleDispatcher>(
+      static_cast<PlatformHandleDispatcher*>(generic_dispatcher.get()));
 
   fp = mojo::test::FILEFromPlatformHandle(dispatcher->PassPlatformHandle(),
                                           "rb").Pass();
   EXPECT_TRUE(fp);
 
   rewind(fp.get());
   char read_buffer[1000] = {};
   EXPECT_EQ(sizeof(kFooBar),
             fread(read_buffer, 1, sizeof(read_buffer), fp.get()));
   EXPECT_STREQ(kFooBar, read_buffer);
 
   EXPECT_EQ(MOJO_RESULT_OK, dispatcher->Close());
 }
 
 }  // namespace
 }  // namespace system
 }  // namespace mojo