Make use of CreateInterfacePtrAndBind() where appropriate

sql/mojo/vfs_unittest.cc

 // Copyright 2015 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 <stdint.h>
 #include <memory>
 #include <utility>
 
 #include "base/macros.h"
 #include "components/filesystem/public/interfaces/file_system.mojom.h"
@@ skipping 37 matching lines @@
   scoped_ptr<sqlite3_file> MakeFile() {
     return scoped_ptr<sqlite3_file>(reinterpret_cast<sqlite3_file*>(
         new uint8_t[vfs()->szOsFile]));
   }
 
   void SetUp() override {
     mojo::test::ApplicationTestBase::SetUp();
 
     application_impl()->ConnectToService("mojo:filesystem", &files_);
 
-    filesystem::FileSystemClientPtr client;
-    binding_.Bind(GetProxy(&client));
-
     filesystem::FileError error = filesystem::FileError::FAILED;
     filesystem::DirectoryPtr directory;
-    files_->OpenFileSystem("temp", GetProxy(&directory), std::move(client),
+    files_->OpenFileSystem("temp", GetProxy(&directory),
+                           binding_.CreateInterfacePtrAndBind(),
                            mojo::Capture(&error));
     ASSERT_TRUE(files_.WaitForIncomingResponse());
     ASSERT_EQ(filesystem::FileError::OK, error);
 
     vfs_.reset(new ScopedMojoFilesystemVFS(std::move(directory)));
   }
 
   void TearDown() override {
     vfs_.reset();
     mojo::test::ApplicationTestBase::TearDown();
@@ skipping 259 matching lines @@
   EXPECT_EQ(SQLITE_OK, rc);
 
   rc = file->pMethods->xFileSize(file.get(), &size);
   EXPECT_EQ(SQLITE_OK, rc);
   EXPECT_EQ(kCharsToThree, size);
 
   file->pMethods->xClose(file.get());
 }
 
 }  // namespace sql