Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/frame/Frame.cpp

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999 Lars Knoll <knoll@kde.org>
  *                     1999 Antti Koivisto <koivisto@kde.org>
  *                     2000 Simon Hausmann <hausmann@kde.org>
  *                     2000 Stefan Schimanski <1Stein@gmx.de>
  *                     2001 George Staikos <staikos@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov <ap@nypop.com>
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
@@ skipping 84 matching lines @@
     disconnectOwnerElement();
     // After this, we must no longer talk to the client since this clears
     // its owning reference back to our owning LocalFrame.
     m_client->detached(type);
     m_client = nullptr;
     m_host = nullptr;
 }
 
 void Frame::detachChildren()
 {
-    typedef WillBeHeapVector<RefPtrWillBeMember<Frame>> FrameVector;
+    typedef HeapVector<Member<Frame>> FrameVector;
     FrameVector childrenToDetach;
     childrenToDetach.reserveCapacity(tree().childCount());
     for (Frame* child = tree().firstChild(); child; child = child->tree().nextSibling())
         childrenToDetach.append(child);
     for (const auto& child : childrenToDetach)
         child->detach(FrameDetachType::Remove);
 }
 
 void Frame::disconnectOwnerElement()
 {
@@ skipping 32 matching lines @@
     return tree().parent()->isRemoteFrame();
 }
 
 HTMLFrameOwnerElement* Frame::deprecatedLocalOwner() const
 {
     return m_owner && m_owner->isLocal() ? toHTMLFrameOwnerElement(m_owner) : nullptr;
 }
 
 static ChromeClient& emptyChromeClient()
 {
-    DEFINE_STATIC_LOCAL(OwnPtrWillBePersistent<EmptyChromeClient>, client, (EmptyChromeClient::create()));
+    DEFINE_STATIC_LOCAL(Persistent<EmptyChromeClient>, client, (EmptyChromeClient::create()));
     return *client;
 }
 
 ChromeClient& Frame::chromeClient() const
 {
     if (Page* page = this->page())
         return page->chromeClient();
     return emptyChromeClient();
 }
 
@@ skipping 142 matching lines @@
 
     if (m_owner) {
         if (m_owner->isLocal())
             toHTMLFrameOwnerElement(m_owner)->setContentFrame(*this);
     } else {
         page()->setMainFrame(this);
     }
 }
 
 } // namespace blink