Add task runners to more tests

chrome/browser/ui/toolbar/wrench_icon_painter_unittest.cc

 // Copyright (c) 2013 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/ui/toolbar/wrench_icon_painter.h"
 
-#include "base/message_loop/message_loop.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/test/base/testing_profile.h"
+#include "content/public/test/test_browser_thread_bundle.h"
 #include "grit/theme_resources.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/geometry/rect.h"
 
 class WrenchIconPainterTest : public testing::Test,
     public WrenchIconPainter::Delegate {
  public:
   WrenchIconPainterTest() : schedule_paint_count_(0), painter_(this) {
     theme_provider_ = ThemeServiceFactory::GetForProfile(&profile_);
   }
 
   void ScheduleWrenchIconPaint() override { ++schedule_paint_count_; }
 
  protected:
-  base::MessageLoopForUI message_loop_;  // Needed for gfx::Animation.
+  // Needed for gfx::Animation and the testing profile.
+  content::TestBrowserThreadBundle thread_bundle_;
   TestingProfile profile_;
   int schedule_paint_count_;
   ui::ThemeProvider* theme_provider_;
   WrenchIconPainter painter_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WrenchIconPainterTest);
 };
 
 // Nothing to test here. Just exercise the paint code to verify that nothing
@@ skipping 22 matching lines @@
   painter_.Paint(
       &canvas, theme_provider_, rect, WrenchIconPainter::BEZEL_PRESSED);
 }
 
 TEST_F(WrenchIconPainterTest, PaintCallback) {
   painter_.SetSeverity(WrenchIconPainter::SEVERITY_LOW, true);
   schedule_paint_count_ = 0;
   painter_.AnimationProgressed(NULL);
   EXPECT_EQ(1, schedule_paint_count_);
 }