[Presentation API] Change connection to 'connected' if start a presentation with "https://www.googl…

third_party/WebKit/Source/modules/presentation/PresentationReceiver.h

 // 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.
 
 #ifndef PresentationReceiver_h
 #define PresentationReceiver_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseProperty.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/ContextLifecycleObserver.h"
 #include "core/dom/DOMException.h"
 #include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 #include "platform/heap/Heap.h"
 #include "public/platform/modules/presentation/WebPresentationReceiver.h"
 
 namespace blink {
 
 class Document;
 class PresentationConnection;
 class PresentationConnectionList;
 class WebPresentationClient;
 
 // Implements the PresentationReceiver interface from the Presentation API from
-// which websites can implement the receiving side of a presentation.
+// which websites can implement the receiving side of a presentation. This needs
+// to be eagerly created in order to have the receiver associated with the
+// client.
 class MODULES_EXPORT PresentationReceiver final
     : public GarbageCollectedFinalized<PresentationReceiver>,
       public ScriptWrappable,
       public ContextClient,
       public WebPresentationReceiver {
   USING_GARBAGE_COLLECTED_MIXIN(PresentationReceiver);
   DEFINE_WRAPPERTYPEINFO();
   using ConnectionListProperty =
       ScriptPromiseProperty<Member<PresentationReceiver>,
                             Member<PresentationConnectionList>,
                             Member<DOMException>>;
 
  public:
-  explicit PresentationReceiver(LocalFrame*, WebPresentationClient*);
+  PresentationReceiver(LocalFrame*, WebPresentationClient*);
   ~PresentationReceiver() = default;
 
+  static PresentationReceiver* From(Document&);
+
   // PresentationReceiver.idl implementation
   ScriptPromise connectionList(ScriptState*);
 
   // Implementation of WebPresentationController.
   WebPresentationConnection* OnReceiverConnectionAvailable(
       const WebPresentationInfo&) override;
   void DidChangeConnectionState(WebPresentationConnectionState) override;
   void TerminateConnection() override;
 
   void RegisterConnection(PresentationConnection*);
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   friend class PresentationReceiverTest;
 
   void RecordOriginTypeAccess(Document*) const;
 
   Member<ConnectionListProperty> connection_list_property_;
   Member<PresentationConnectionList> connection_list_;
 };
 
 }  // namespace blink
 
 #endif  // PresentationReceiver_h