Remove InProcessBrowserTest::SetUpOnMainThread() calls.

chrome/browser/ui/toolbar/component_toolbar_actions_browsertest.cc

 // Copyright 2014 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 <memory>
 
 #include "base/macros.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/toolbar/component_toolbar_actions_factory.h"
 #include "chrome/browser/ui/toolbar/mock_component_toolbar_actions_factory.h"
 #include "chrome/browser/ui/toolbar/test_toolbar_action_view_controller.h"
 #include "chrome/browser/ui/toolbar/toolbar_action_view_controller.h"
 #include "chrome/browser/ui/toolbar/toolbar_actions_bar.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "extensions/common/feature_switch.h"
 
 class ComponentToolbarActionsBrowserTest : public InProcessBrowserTest {
  protected:
   ComponentToolbarActionsBrowserTest() {}
   ~ComponentToolbarActionsBrowserTest() override {}
 
   void SetUpOnMainThread() override {
-    InProcessBrowserTest::SetUpOnMainThread();
-
     // Replace the actions factory with a mock one.
     toolbar_model_ = ToolbarActionsModel::Get(browser()->profile());
     toolbar_model_->SetMockActionsFactoryForTest(
         base::MakeUnique<MockComponentToolbarActionsFactory>(
             browser()->profile()));
   }
 
  protected:
   ToolbarActionsModel* toolbar_model_ = nullptr;
 
@@ skipping 21 matching lines @@
       browser_actions_bar.GetToolbarActionsBar()->GetActions();
   TestToolbarActionViewController* mock_component_action =
       static_cast<TestToolbarActionViewController* const>(actions[0]);
   ASSERT_TRUE(mock_component_action);
 
   // Test that clicking on the component action works.
   EXPECT_EQ(0, mock_component_action->execute_action_count());
   browser_actions_bar.Press(0);
   EXPECT_EQ(1, mock_component_action->execute_action_count());
 }