Show a Window in the aura views demo.

views/widget/native_widget_aura.h

Index: views/widget/native_widget_aura.h
===================================================================
--- views/widget/native_widget_aura.h	(revision 98331)
+++ views/widget/native_widget_aura.h	(working copy)
@@ -9,6 +9,10 @@
 #include "aura/window_delegate.h"
 #include "views/widget/native_widget_private.h"
 
+namespace gfx {
+class Font;
+}
+
 namespace views {
 
 class NativeWidgetAura : public internal::NativeWidgetPrivate,
@@ -17,6 +21,10 @@
   explicit NativeWidgetAura(internal::NativeWidgetDelegate* delegate);
   virtual ~NativeWidgetAura();
 
+  // TODO(beng): Find a better place for this, and the similar method on
+  //             NativeWidgetWin.
+  static gfx::Font GetWindowTitleFont();
+
   // Overridden from internal::NativeWidgetPrivate:
   virtual void InitNativeWidget(const Widget::InitParams& params) OVERRIDE;
   virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;