Revert of Move DOMArrayBuffer, DOMArrayBufferViews and DataView to the heap.

third_party/WebKit/Source/modules/webusb/USBDevice.cpp

 // Copyright 2015 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 "modules/webusb/USBDevice.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ToV8.h"
@@ skipping 197 matching lines @@
 
 class IsochronousInputTransferResult {
     WTF_MAKE_NONCOPYABLE(IsochronousInputTransferResult);
 
 public:
     using WebType = OwnPtr<WebUSBTransferInfo>;
 
     static USBIsochronousInTransferResult* take(ScriptPromiseResolver*, PassOwnPtr<WebUSBTransferInfo> webTransferInfo)
     {
         ASSERT(webTransferInfo->status.size() == webTransferInfo->packetLength.size() && webTransferInfo->packetLength.size() == webTransferInfo->bytesTransferred.size());
-        DOMArrayBuffer* buffer = DOMArrayBuffer::create(webTransferInfo->data.data(), webTransferInfo->data.size());
+        RefPtr<DOMArrayBuffer> buffer = DOMArrayBuffer::create(webTransferInfo->data.data(), webTransferInfo->data.size());
         HeapVector<Member<USBIsochronousInTransferPacket>> packets(webTransferInfo->status.size());
         size_t byteOffset = 0;
         for (size_t i = 0; i < webTransferInfo->status.size(); ++i) {
             packets[i] = USBIsochronousInTransferPacket::create(convertTransferStatus(webTransferInfo->status[i]), DOMDataView::create(buffer, byteOffset, webTransferInfo->bytesTransferred[i]));
             byteOffset += webTransferInfo->packetLength[i];
         }
         return USBIsochronousInTransferResult::create(buffer, packets);
     }
 };
 
@@ skipping 512 matching lines @@
             continue; // Ignore endpoints with invalid indices.
         auto& bitVector = endpoint.direction == WebUSBDevice::TransferDirection::In ? m_inEndpoints : m_outEndpoints;
         if (set)
             bitVector.set(endpoint.endpointNumber - 1);
         else
             bitVector.clear(endpoint.endpointNumber - 1);
     }
 }
 
 } // namespace blink