Continue threading context through unit tests.

chrome/browser/ui/views/tabs/tab_unittest.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 "chrome/browser/ui/views/tabs/tab.h"
 
 #include "chrome/browser/ui/views/tabs/tab_controller.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/models/list_selection_model.h"
 #include "ui/views/test/views_test_base.h"
@@ skipping 55 matching lines @@
   TabTest() {}
   virtual ~TabTest() {}
 
   static SkColor GetIconDominantColor(const Tab& tab) {
     return tab.icon_dominant_color_;
   }
 };
 
 TEST_F(TabTest, HitTestTopPixel) {
   Widget widget;
-  Widget::InitParams params;
+  Widget::InitParams params(CreateParams(Widget::InitParams::TYPE_WINDOW));
   params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
   params.bounds.SetRect(10, 20, 300, 400);
   widget.Init(params);
 
   FakeTabController tab_controller;
   Tab tab(&tab_controller);
   widget.GetContentsView()->AddChildView(&tab);
   tab.SetBoundsRect(gfx::Rect(gfx::Point(0, 0), Tab::GetStandardSize()));
 
   // Tabs have some shadow in the top, so by default we don't hit the tab there.
@@ skipping 53 matching lines @@
   green_bitmap.allocPixels();
   green_bitmap.eraseColor(SK_ColorGREEN);
   TabRendererData green_data;
   green_data.favicon = gfx::ImageSkia(green_bitmap);
   tab.SetData(green_data);
 
   // Icon updates automatically since we're in immersive mode and the image
   // changed.
   EXPECT_EQ(SK_ColorGREEN, GetIconDominantColor(tab));
 }