Continue threading context through unit tests.

ui/views/test/child_modal_window.h

 // 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.
 
 #ifndef UI_VIEWS_TEST_CHILD_WMODAL_WINDOW_H_
 #define UI_VIEWS_TEST_CHILD_WMODAL_WINDOW_H_
 
 #include "ui/views/controls/button/button.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/widget/widget_observer.h"
 
 namespace views {
 class NativeTextButton;
 class NativeViewHost;
 class Textfield;
 class View;
 class Widget;
 namespace test {
 
-void CreateChildModalParent();
+void CreateChildModalParent(gfx::NativeView context);
 
 class ChildModalParent : public WidgetDelegateView,
                          public ButtonListener,
                          public WidgetObserver {
  public:
-  ChildModalParent();
+  ChildModalParent(gfx::NativeView context);
   virtual ~ChildModalParent();
 
   void ShowChild();
   gfx::NativeWindow GetModalParent() const;
   gfx::NativeWindow GetChild() const;
 
  private:
   Widget* CreateChild();
 
   // Overridden from WidgetDelegate:
@@ skipping 30 matching lines @@
   // The child window.
   Widget* child_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildModalParent);
 };
 
 }  // namespace test
 }  // namespace views
 
 #endif  // UI_VIEWS_TEST_CHILD_WMODAL_WINDOW_H_