Oilpan: fix build after r351269.

third_party/WebKit/Source/core/inspector/AsyncCallChain.cpp

 // 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 "config.h"
 #include "core/inspector/AsyncCallChain.h"
 
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
-DEFINE_TRACE(AsyncCallChain)
-{
-    visitor->trace(m_callStacks);
-}
-
 AsyncCallStack::AsyncCallStack(const String& description, v8::Local<v8::Object> callFrames)
     : m_description(description)
     , m_callFrames(callFrames->GetIsolate(), callFrames)
 {
 }
 
 AsyncCallStack::~AsyncCallStack()
 {
 }
 
-PassRefPtrWillBeRawPtr<AsyncCallChain> AsyncCallChain::create(PassRefPtrWillBeRawPtr<AsyncCallStack> stack, AsyncCallChain* prevChain, unsigned asyncCallChainMaxLength)
+PassRefPtr<AsyncCallChain> AsyncCallChain::create(PassRefPtr<AsyncCallStack> stack, AsyncCallChain* prevChain, unsigned asyncCallChainMaxLength)
 {
-    return adoptRefWillBeNoop(new AsyncCallChain(stack, prevChain, asyncCallChainMaxLength));
+    return adoptRef(new AsyncCallChain(stack, prevChain, asyncCallChainMaxLength));
 }
 
-AsyncCallChain::AsyncCallChain(PassRefPtrWillBeRawPtr<AsyncCallStack> stack, AsyncCallChain* prevChain, unsigned asyncCallChainMaxLength)
+AsyncCallChain::AsyncCallChain(PassRefPtr<AsyncCallStack> stack, AsyncCallChain* prevChain, unsigned asyncCallChainMaxLength)
 {
     if (stack)
         m_callStacks.append(stack);
     if (prevChain) {
         const AsyncCallStackVector& other = prevChain->m_callStacks;
         for (size_t i = 0; i < other.size() && m_callStacks.size() < asyncCallChainMaxLength; i++)
             m_callStacks.append(other[i]);
     }
 }
 
 AsyncCallChain::~AsyncCallChain()
 {
 }
 
 } // namespace blink