Remove InProcessBrowserTest::SetUpOnMainThread() calls.

chrome/browser/chromeos/accessibility/select_to_speak_live_site_browsertest.cc

 // Copyright 2017 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 "ash/shell.h"
 #include "base/strings/pattern.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/chromeos/accessibility/speech_monitor.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/browser_accessibility_state.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/browser_test_utils.h"
 #include "extensions/browser/notification_types.h"
 #include "net/dns/mock_host_resolver.h"
 #include "ui/events/test/event_generator.h"
 #include "url/url_constants.h"
 
 namespace chromeos {
 
 class SelectToSpeakLiveSiteTest : public InProcessBrowserTest {
  protected:
   void SetUpOnMainThread() override {
-    InProcessBrowserTest::SetUpOnMainThread();
 
     ASSERT_FALSE(AccessibilityManager::Get()->IsSelectToSpeakEnabled());
 
     content::WindowedNotificationObserver extension_load_waiter(
         extensions::NOTIFICATION_EXTENSION_HOST_DID_STOP_FIRST_LOAD,
         content::NotificationService::AllSources());
     AccessibilityManager::Get()->SetSelectToSpeakEnabled(true);
     extension_load_waiter.Wait();
 
     aura::Window* root_window = ash::Shell::Get()->GetPrimaryRootWindow();
@@ skipping 61 matching lines @@
   generator_->ReleaseKey(ui::VKEY_LWIN, 0 /* flags */);
 
   for (;;) {
     std::string utterance = speech_monitor_.GetNextUtterance();
     if (utterance == kTextFoundInGoogleDoc)
       break;
   }
 }
 
 }  // namespace chromeos