Revert of [Presentation API / Media Router] Clean up default pres URL logic.

chrome/browser/media/router/create_presentation_connection_request.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 CHROME_BROWSER_MEDIA_ROUTER_CREATE_PRESENTATION_CONNECTION_REQUEST_H_
-#define CHROME_BROWSER_MEDIA_ROUTER_CREATE_PRESENTATION_CONNECTION_REQUEST_H_
-
-#include <string>
-
-#include "base/macros.h"
-#include "chrome/browser/media/router/media_route.h"
-#include "chrome/browser/media/router/media_source.h"
-#include "chrome/browser/media/router/presentation_request.h"
-#include "chrome/browser/media/router/render_frame_host_id.h"
-#include "content/public/browser/presentation_service_delegate.h"
-#include "url/gurl.h"
-
-namespace content {
-struct PresentationError;
-struct PresentationSessionInfo;
-}  // namespace content
-
-namespace media_router {
-
-// Holds parameters for creating a presentation session.
-// A request object is created by presentation_service_delegate_impl when it
-// gets create-session request. The object is then passed to and owned by the
-// MediaRouterUI. |success_cb| will be invoked when create-session
-// succeeds, or |error_cb| will be invoked when create-session fails or
-// the UI closes.
-class CreatePresentationConnectionRequest {
- public:
-  using PresentationSessionSuccessCallback =
-      base::Callback<void(const content::PresentationSessionInfo&,
-                          const MediaRoute::Id&)>;
-  using PresentationSessionErrorCallback =
-      content::PresentationSessionErrorCallback;
-  // |presentation_url|: The presentation URL of the request. Must be a valid
-  //                     URL.
-  // |frame_url|: The URL of the frame that initiated the presentation request.
-  // |success_cb|: Callback to invoke when the request succeeds. Must be valid.
-  // |erorr_cb|: Callback to invoke when the request fails. Must be valid.
-  CreatePresentationConnectionRequest(
-      const RenderFrameHostId& render_frame_host_id,
-      const std::string& presentation_url,
-      const GURL& frame_url,
-      const PresentationSessionSuccessCallback& success_cb,
-      const PresentationSessionErrorCallback& error_cb);
-  ~CreatePresentationConnectionRequest();
-
-  const PresentationRequest& presentation_request() const {
-    return presentation_request_;
-  }
-
-  // Invokes |success_cb_| or |error_cb_| with the given arguments.
-  // These functions can only be invoked once per instance. It is an error
-  // to invoke these functions more than once.
-  void InvokeSuccessCallback(const std::string& presentation_id,
-                             const MediaRoute::Id& route_id);
-  void InvokeErrorCallback(const content::PresentationError& error);
-
-  // Handle route creation/joining response by invoking the right callback.
-  static void HandleRouteResponse(
-      scoped_ptr<CreatePresentationConnectionRequest> presentation_request,
-      const MediaRoute* route,
-      const std::string& presentation_id,
-      const std::string& error);
-
- private:
-  const PresentationRequest presentation_request_;
-  PresentationSessionSuccessCallback success_cb_;
-  PresentationSessionErrorCallback error_cb_;
-  bool cb_invoked_;
-
-  DISALLOW_COPY_AND_ASSIGN(CreatePresentationConnectionRequest);
-};
-
-}  // namespace media_router
-
-#endif  // CHROME_BROWSER_MEDIA_ROUTER_CREATE_PRESENTATION_CONNECTION_REQUEST_H_