Track USBDevice open state in Blink.

third_party/WebKit/Source/modules/webusb/USB.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/USB.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMException.h"
@@ skipping 45 matching lines @@
     }
 }
 
 // Allows using a CallbackPromiseAdapter with a WebVector to resolve the
 // getDevices() promise with a HeapVector owning USBDevices.
 class DeviceArray {
     STATIC_ONLY(DeviceArray);
 public:
     using WebType = OwnPtr<WebVector<WebUSBDevice*>>;
 
-    static HeapVector<Member<USBDevice>> take(ScriptPromiseResolver*, PassOwnPtr<WebVector<WebUSBDevice*>> webDevices)
+    static HeapVector<Member<USBDevice>> take(ScriptPromiseResolver* resolver, PassOwnPtr<WebVector<WebUSBDevice*>> webDevices)
     {
         HeapVector<Member<USBDevice>> devices;
         for (const auto webDevice : *webDevices)
-            devices.append(USBDevice::create(adoptPtr(webDevice)));
+            devices.append(USBDevice::create(adoptPtr(webDevice), resolver->getExecutionContext()));
         return devices;
     }
 };
 
 } // namespace
 
 USB::USB(LocalFrame& frame)
     : LocalFrameLifecycleObserver(&frame)
     , m_client(USBController::from(frame).client())
 {
@@ skipping 57 matching lines @@
 
 void USB::willDetachFrameHost()
 {
     if (m_client)
         m_client->setObserver(nullptr);
     m_client = nullptr;
 }
 
 void USB::onDeviceConnected(WebPassOwnPtr<WebUSBDevice> device)
 {
-    dispatchEvent(USBConnectionEvent::create(EventTypeNames::connect, USBDevice::create(device.release())));
+    dispatchEvent(USBConnectionEvent::create(EventTypeNames::connect, USBDevice::create(device.release(), getExecutionContext())));
 }
 
 void USB::onDeviceDisconnected(WebPassOwnPtr<WebUSBDevice> device)
 {
-    dispatchEvent(USBConnectionEvent::create(EventTypeNames::disconnect, USBDevice::create(device.release())));
+    dispatchEvent(USBConnectionEvent::create(EventTypeNames::disconnect, USBDevice::create(device.release(), getExecutionContext())));
 }
 
 DEFINE_TRACE(USB)
 {
     RefCountedGarbageCollectedEventTargetWithInlineData<USB>::trace(visitor);
     LocalFrameLifecycleObserver::trace(visitor);
 }
 
 } // namespace blink