Add SpellCheckTestBase::GetSpellChecker()

third_party/WebKit/Source/core/editing/spellcheck/SpellCheckTestBase.cpp

 // Copyright 2017 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 "core/editing/spellcheck/SpellCheckTestBase.h"
 
+#include "core/frame/LocalFrame.h"
+
 namespace blink {
 
 void SpellCheckTestBase::SetUp() {
   Page::PageClients page_clients;
   FillWithEmptyClients(page_clients);
   spell_checker_client_ = WTF::WrapUnique(new DummySpellCheckerClient);
   page_clients.spell_checker_client = spell_checker_client_.get();
   SetupPageWithClients(&page_clients);
 }
 
+SpellChecker& SpellCheckTestBase::GetSpellChecker() const {
+  return GetFrame().GetSpellChecker();
+}
+
 }  // namespace blink