Oilpan: keep FormData on the heap by default.

Source/core/html/FormDataList.h

 /*
  * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 14 matching lines @@
 #include "core/fileapi/Blob.h"
 #include "core/fileapi/File.h"
 #include "platform/heap/Handle.h"
 #include "platform/network/FormData.h"
 #include "wtf/Forward.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/TextEncoding.h"
 
 namespace blink {
 
-class CORE_EXPORT FormDataList : public RefCountedWillBeGarbageCollected<FormDataList> {
-    DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(FormDataList);
+class CORE_EXPORT FormDataList : public GarbageCollected<FormDataList> {
 public:
     class Entry final {
         ALLOW_ONLY_INLINE_ALLOCATION();
     public:
         enum Type { None, StringType, FileType };
 
         Entry() : m_type(None) { }
         Entry(const String& name, const String& value) : m_type(StringType), m_name(name), m_string(value) { }
         Entry(const String& name, File* value) : m_type(FileType), m_name(name), m_file(value) { }
 
@@ skipping 26 matching lines @@
         const String& filename() const { return m_filename; }
 
         DECLARE_TRACE();
 
     private:
         WTF::CString m_data;
         Member<Blob> m_blob;
         String m_filename;
     };
 
-    static PassRefPtrWillBeRawPtr<FormDataList> create(const WTF::TextEncoding& encoding)
+    static FormDataList* create(const WTF::TextEncoding& encoding)
     {
-        return adoptRefWillBeNoop(new FormDataList(encoding));
+        return new FormDataList(encoding);
     }
 
-    typedef PersistentHeapVectorWillBeHeapVector<FormDataList::Item> FormDataListItems;
+    using FormDataListItems = HeapVector<FormDataList::Item>;
 
     void appendData(const String& key, const String& value)
     {
         appendString(key);
         appendString(value);
     }
     void appendData(const String& key, const CString& value)
     {
         appendString(key);
         appendString(value);
     }
     void appendData(const String& key, int value)
     {
         appendString(key);
         appendString(String::number(value));
     }
     void appendBlob(const String& key, Blob* blob, const String& filename = String())
     {
         appendString(key);
         appendBlob(blob, filename);
     }
 
     void deleteEntry(const String& key);
     Entry getEntry(const String& key) const;
     Entry getEntry(size_t index) const;
-    WillBeHeapVector<Entry> getAll(const String& key) const;
+    HeapVector<Entry> getAll(const String& key) const;
     bool hasEntry(const String& key) const;
     void setBlob(const String& key, Blob*, const String& filename);
     void setData(const String& key, const String& value);
     size_t size() const { return m_items.size() / 2; }
 
     const FormDataListItems& items() const { return m_items; }
     const WTF::TextEncoding& encoding() const { return m_encoding; }
 
     PassRefPtr<FormData> createFormData(FormData::EncodingType = FormData::FormURLEncoded);
     PassRefPtr<FormData> createMultiPartFormData();
@@ skipping 16 matching lines @@
     WTF::TextEncoding m_encoding;
     FormDataListItems m_items;
 };
 
 } // namespace blink
 
 WTF_ALLOW_INIT_WITH_MEM_FUNCTIONS(blink::FormDataList::Entry);
 WTF_ALLOW_INIT_WITH_MEM_FUNCTIONS(blink::FormDataList::Item);
 
 #endif // FormDataList_h