Oilpan: avoid using WeakPtr<> for heap residing objects.

Source/modules/cachestorage/CacheStorage.h

 // 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.
 
 #ifndef CacheStorage_h
 #define CacheStorage_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "modules/cachestorage/Cache.h"
 #include "modules/cachestorage/CacheQueryOptions.h"
 #include "modules/fetch/GlobalFetch.h"
 #include "public/platform/WebServiceWorkerCacheStorage.h"
 #include "wtf/Forward.h"
 #include "wtf/HashMap.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 
 class Cache;
 class WebServiceWorkerCacheStorage;
 
 class CacheStorage final : public GarbageCollectedFinalized<CacheStorage>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
     WTF_MAKE_NONCOPYABLE(CacheStorage);
 public:
-    static CacheStorage* create(WeakPtr<GlobalFetch::ScopedFetcher>, WebServiceWorkerCacheStorage*);
+    static CacheStorage* create(WeakPtrWillBeRawPtr<GlobalFetch::ScopedFetcher>, WebServiceWorkerCacheStorage*);
     ~CacheStorage();
     void dispose();
 
     ScriptPromise open(ScriptState*, const String& cacheName, ExceptionState&);
     ScriptPromise has(ScriptState*, const String& cacheName, ExceptionState&);
     ScriptPromise deleteFunction(ScriptState*, const String& cacheName, ExceptionState&);
     ScriptPromise keys(ScriptState*, ExceptionState&);
     ScriptPromise match(ScriptState*, const RequestInfo&, const CacheQueryOptions&, ExceptionState&);
 
     DECLARE_TRACE();
 
 private:
     class Callbacks;
     class WithCacheCallbacks;
     class DeleteCallbacks;
     class KeysCallbacks;
     class MatchCallbacks;
 
     friend class WithCacheCallbacks;
     friend class DeleteCallbacks;
 
-    CacheStorage(WeakPtr<GlobalFetch::ScopedFetcher>, PassOwnPtr<WebServiceWorkerCacheStorage>);
+    CacheStorage(WeakPtrWillBeRawPtr<GlobalFetch::ScopedFetcher>, PassOwnPtr<WebServiceWorkerCacheStorage>);
     ScriptPromise matchImpl(ScriptState*, const Request*, const CacheQueryOptions&);
 
-    WeakPtr<GlobalFetch::ScopedFetcher> m_scopedFetcher;
+    WeakPtrWillBeMember<GlobalFetch::ScopedFetcher> m_scopedFetcher;

[haraken, 2015/08/27 00:41:05]

Ditto. Can the WeakPtr be a RawPtr in non-oilpan?

     OwnPtr<WebServiceWorkerCacheStorage> m_webCacheStorage;
     HeapHashMap<String, Member<Cache>> m_nameToCacheMap;
 };
 
 } // namespace blink
 
 #endif // CacheStorage_h