Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/editing/serializers/TextOffset.cpp

 // 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 "core/editing/serializers/TextOffset.h"
 
 #include "core/dom/Text.h"
 
 namespace blink {
 
 TextOffset::TextOffset()
     : m_offset(0)
 {
 }
 
-TextOffset::TextOffset(PassRefPtrWillBeRawPtr<Text> text, int offset)
+TextOffset::TextOffset(RawPtr<Text> text, int offset)
     : m_text(text)
     , m_offset(offset)
 {
 }
 
 TextOffset::TextOffset(const TextOffset& other)
     : m_text(other.m_text)
     , m_offset(other.m_offset)
 {
 }
 
 bool TextOffset::isNull() const
 {
     return !m_text;
 }
 
 bool TextOffset::isNotNull() const
 {
     return m_text;
 }
 
 } // namespace blink