Setting TestRunner's main window from BlinkTestRunner.

content/shell/renderer/layout_test/blink_test_runner.cc

 // Copyright (c) 2012 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 "content/shell/renderer/layout_test/blink_test_runner.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <clocale>
@@ skipping 874 matching lines @@
 
   test_runner::WebTestInterfaces* interfaces =
       LayoutTestRenderThreadObserver::GetInstance()->test_interfaces();
   interfaces->SetTestIsRunning(true);
   interfaces->ConfigureForTestWithURL(GURL(), false);
   ForceResizeRenderView(render_view(), WebSize(800, 600));
 }
 
 void BlinkTestRunner::OnReplicateTestConfiguration(
     const ShellTestConfiguration& params) {
-  test_config_ = params;
-  is_main_window_ = true;
-
   test_runner::WebTestInterfaces* interfaces =
       LayoutTestRenderThreadObserver::GetInstance()->test_interfaces();
+
+  test_config_ = params;
+
+  is_main_window_ = true;
+  interfaces->SetMainView(render_view()->GetWebView());
+
   interfaces->SetTestIsRunning(true);
   interfaces->ConfigureForTestWithURL(params.test_url,
                                       params.enable_pixel_dumping);
 }
 
 void BlinkTestRunner::OnSetTestConfiguration(
     const ShellTestConfiguration& params) {
   OnReplicateTestConfiguration(params);
 
   ForceResizeRenderView(
@@ skipping 47 matching lines @@
   get_bluetooth_events_callbacks_.pop_front();
   callback.Run(events);
 }
 
 void BlinkTestRunner::ReportLeakDetectionResult(
     const LeakDetectionResult& report) {
   Send(new ShellViewHostMsg_LeakDetectionDone(routing_id(), report));
 }
 
 }  // namespace content