[Presentation API] Throw NotAllowedError instead of AbortError when user closes MR dialog

chrome/test/media_router/media_router_integration_browsertest.cc

 // 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/test/media_router/media_router_integration_browsertest.h"
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
@@ skipping 579 matching lines @@
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_TRUE(web_contents);
   ExecuteJavaScriptAPI(web_contents, kWaitDeviceScript);
   content::TestNavigationObserver test_navigation_observer(web_contents, 1);
   StartSession(web_contents);
 
   MediaRouterDialogControllerImpl* controller =
       MediaRouterDialogControllerImpl::GetOrCreateForWebContents(web_contents);
   EXPECT_TRUE(controller->IsShowingMediaRouterDialog());
   controller->HideMediaRouterDialog();
-  CheckStartFailed(web_contents, "AbortError", "Dialog closed.");
+  CheckStartFailed(web_contents, "NotAllowedError", "Dialog closed.");
 }
 
 IN_PROC_BROWSER_TEST_F(MediaRouterIntegrationBrowserTest,
                        MANUAL_Fail_StartCancelledNoSinks) {
   SetTestData(FILE_PATH_LITERAL("no_sinks.json"));
   OpenTestPage(FILE_PATH_LITERAL("basic_test.html"));
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_TRUE(web_contents);
   content::TestNavigationObserver test_navigation_observer(web_contents, 1);
@@ skipping 18 matching lines @@
 
   MediaRouterDialogControllerImpl* controller =
       MediaRouterDialogControllerImpl::GetOrCreateForWebContents(web_contents);
   EXPECT_TRUE(controller->IsShowingMediaRouterDialog());
   WaitUntilSinkDiscoveredOnUI();
   controller->HideMediaRouterDialog();
   CheckStartFailed(web_contents, "NotFoundError", "No screens found.");
 }
 
 }  // namespace media_router