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

chrome/browser/media/router/create_presentation_session_request.cc

Index: chrome/browser/media/router/create_presentation_session_request.cc
diff --git a/chrome/browser/media/router/create_presentation_session_request.cc b/chrome/browser/media/router/create_presentation_session_request.cc
deleted file mode 100644
index b3b4bc851e45d1547f98bdfce75553cb1bd10fdd..0000000000000000000000000000000000000000
--- a/chrome/browser/media/router/create_presentation_session_request.cc
+++ /dev/null
@@ -1,73 +0,0 @@
-// 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.
-
-#include "chrome/browser/media/router/create_presentation_session_request.h"
-
-#include "chrome/browser/media/router/media_source_helper.h"
-
-using content::PresentationSessionInfo;
-using content::PresentationError;
-
-namespace media_router {
-
-CreatePresentationSessionRequest::CreatePresentationSessionRequest(
-    const std::string& presentation_url,
-    const GURL& frame_url,
-    const PresentationSessionSuccessCallback& success_cb,
-    const PresentationSessionErrorCallback& error_cb)
-    : media_source_(MediaSourceForPresentationUrl(presentation_url)),
-      frame_url_(frame_url),
-      success_cb_(success_cb),
-      error_cb_(error_cb),
-      cb_invoked_(false) {
-  DCHECK(!success_cb.is_null());
-  DCHECK(!error_cb.is_null());
-}
-
-CreatePresentationSessionRequest::~CreatePresentationSessionRequest() {
-  if (!cb_invoked_) {
-    error_cb_.Run(content::PresentationError(
-        content::PRESENTATION_ERROR_UNKNOWN, "Unknown error."));
-  }
-}
-
-void CreatePresentationSessionRequest::InvokeSuccessCallback(
-    const std::string& presentation_id,
-    const MediaRoute::Id& route_id) {
-  DCHECK(!cb_invoked_);
-  if (!cb_invoked_) {
-    // Overwrite presentation ID.
-    success_cb_.Run(
-        content::PresentationSessionInfo(
-            PresentationUrlFromMediaSource(media_source_), presentation_id),
-        route_id);
-    cb_invoked_ = true;
-  }
-}
-
-void CreatePresentationSessionRequest::InvokeErrorCallback(
-    const content::PresentationError& error) {
-  DCHECK(!cb_invoked_);
-  if (!cb_invoked_) {
-    error_cb_.Run(error);
-    cb_invoked_ = true;
-  }
-}
-
-// static
-void CreatePresentationSessionRequest::HandleRouteResponse(
-    scoped_ptr<CreatePresentationSessionRequest> presentation_request,
-    const MediaRoute* route,
-    const std::string& presentation_id,
-    const std::string& error) {
-  if (!route) {
-    presentation_request->InvokeErrorCallback(
-        content::PresentationError(content::PRESENTATION_ERROR_UNKNOWN, error));
-  } else {
-    presentation_request->InvokeSuccessCallback(presentation_id,
-                                                route->media_route_id());
-  }
-}
-
-}  // namespace media_router