Oilpan: IDL union objects should be put in HeapVector

Source/core/fileapi/Blob.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 68 matching lines @@
     : m_blobDataHandle(dataHandle)
     , m_hasBeenClosed(false)
 {
 }
 
 Blob::~Blob()
 {
 }
 
 // static
-Blob* Blob::create(const Vector<ArrayBufferOrArrayBufferViewOrBlobOrString>& blobParts, const BlobPropertyBag& options, ExceptionState& exceptionState)
+Blob* Blob::create(const HeapVector<ArrayBufferOrArrayBufferViewOrBlobOrString>& blobParts, const BlobPropertyBag& options, ExceptionState& exceptionState)
 {
     ASSERT(options.hasType());
     if (!options.type().containsOnlyASCII()) {
         exceptionState.throwDOMException(SyntaxError, "The 'type' property must consist of ASCII characters.");
         return nullptr;
     }
 
     ASSERT(options.hasEndings());
     bool normalizeLineEndingsToNative = options.endings() == "native";
 
@@ skipping 73 matching lines @@
 {
     blobData.appendBlob(m_blobDataHandle, 0, m_blobDataHandle->size());
 }
 
 URLRegistry& Blob::registry() const
 {
     return BlobURLRegistry::registry();
 }
 
 } // namespace blink