[Presentation API] Remove references to presentation sessions.

third_party/WebKit/public/platform/modules/presentation/WebPresentationReceiver.h

 // Copyright 2016 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 WebPresentationReceiver_h
 #define WebPresentationReceiver_h
 
 #include "public/platform/WebCommon.h"
 
 namespace blink {
 
-struct WebPresentationSessionInfo;
 class WebPresentationConnection;
+struct WebPresentationInfo;
 enum class WebPresentationConnectionState;
 
 // The delegate Blink provides to WebPresentationReceiverClient in order to get
 // updates.
 class BLINK_PLATFORM_EXPORT WebPresentationReceiver {
  public:
   virtual ~WebPresentationReceiver() = default;
 
   // Called when receiver page gets an incoming connection.
   virtual WebPresentationConnection* onReceiverConnectionAvailable(
-      const WebPresentationSessionInfo&) = 0;
+      const WebPresentationInfo&) = 0;
 
   // Called when receiver page gets destroyed.
-  virtual void didChangeSessionState(WebPresentationConnectionState) = 0;
+  // TODO: Rename to onReceiverTerminated?
+  virtual void didChangeConnectionState(WebPresentationConnectionState) = 0;
 
   // Called when any PresentationConnection object on receiver page invokes
   // connnection.terminate().
   virtual void terminateConnection() = 0;
 };
 
 }  // namespace blink
 
 #endif  // WebPresentationReceiver_h