Presentation API: remove stall PresentationDispatcher::startSession().

content/renderer/presentation/presentation_dispatcher.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 CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_
 #define CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_
 
 #include "base/compiler_specific.h"
 #include "base/id_map.h"
 #include "base/memory/linked_ptr.h"
@@ skipping 20 matching lines @@
   ~PresentationDispatcher() override;
 
  private:
   // WebPresentationClient implementation.
   virtual void setController(
       blink::WebPresentationController* controller);
   virtual void updateAvailableChangeWatched(bool watched);
   virtual void startSession(
       const blink::WebString& presentationUrl,
       blink::WebPresentationSessionClientCallbacks* callback);
-  // TODO(mlamouri): remove this one when the one above is used by Blink.
-  virtual void startSession(
-      const blink::WebString& presentationUrl,
-      const blink::WebString& presentationId,
-      blink::WebPresentationSessionClientCallbacks* callback);
   virtual void joinSession(
       const blink::WebString& presentationUrl,
       const blink::WebString& presentationId,
       blink::WebPresentationSessionClientCallbacks* callback);
   virtual void sendString(
       const blink::WebString& presentationUrl,
       const blink::WebString& presentationId,
       const blink::WebString& message);
   virtual void sendArrayBuffer(
       const blink::WebString& presentationUrl,
@@ skipping 73 matching lines @@
   AvailabilityObserversSet availability_observers_;
 
   bool listening_for_messages_;
 
   DISALLOW_COPY_AND_ASSIGN(PresentationDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_