[PresentationAPI] Use KURL and WebURL in place of string types.

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

 // Copyright 2014 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 PresentationConnection_h
 #define PresentationConnection_h
 
 #include "core/events/EventTarget.h"
 #include "core/fileapi/Blob.h"
 #include "core/fileapi/FileError.h"
 #include "core/frame/DOMWindowProperty.h"
 #include "platform/heap/Handle.h"
+#include "platform/weborigin/KURL.h"
 #include "public/platform/modules/presentation/WebPresentationConnectionClient.h"
 #include "wtf/text/WTFString.h"
 #include <memory>
 
 namespace WTF {
 class AtomicString;
 } // namespace WTF
 
 namespace blink {
 
@@ skipping 67 matching lines @@
         MessageTypeBlob,
     };
 
     enum BinaryType {
         BinaryTypeBlob,
         BinaryTypeArrayBuffer
     };
 
     class Message;
 
-    PresentationConnection(LocalFrame*, const String& id, const String& url);
+    PresentationConnection(LocalFrame*, const String& id, const KURL&);
 
     bool canSendMessage(ExceptionState&);
     void handleMessageQueue();
 
     // Callbacks invoked from BlobLoader.
     void didFinishLoadingBlob(DOMArrayBuffer*);
     void didFailLoadingBlob(FileError::ErrorCode);
 
     // Cancel loads and pending messages when the connection is closed.
     void tearDown();
 
     String m_id;
-    String m_url;
+    KURL m_url;
     WebPresentationConnectionState m_state;
 
     // For Blob data handling.
     Member<BlobLoader> m_blobLoader;
     HeapDeque<Member<Message>> m_messages;
 
     BinaryType m_binaryType;
 };
 
 } // namespace blink
 
 #endif // PresentationConnection_h