Cross-platform DefaultThemeProvider.

ui/views/widget/widget.cc

Index: ui/views/widget/widget.cc
diff --git a/ui/views/widget/widget.cc b/ui/views/widget/widget.cc
index b1e17ada0f0fbe6c279d3833e9726e6c562ef434..cf9e3b3628835f74088676b3e6aaf581ffc91761 100644
--- a/ui/views/widget/widget.cc
+++ b/ui/views/widget/widget.cc
@@ -8,6 +8,7 @@
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
+#include "ui/base/default_theme_provider.h"
 #include "ui/base/events/event.h"
 #include "ui/base/hit_test.h"
 #include "ui/base/l10n/l10n_font_util.h"
@@ -21,7 +22,6 @@
 #include "ui/views/focus/widget_focus_manager.h"
 #include "ui/views/ime/input_method.h"
 #include "ui/views/views_delegate.h"
-#include "ui/views/widget/default_theme_provider.h"
 #include "ui/views/widget/native_widget_private.h"
 #include "ui/views/widget/root_view.h"
 #include "ui/views/widget/tooltip_manager.h"
@@ -366,7 +366,7 @@ void Widget::Init(const InitParams& in_params) {
   native_widget_ = CreateNativeWidget(params.native_widget, this)->
                    AsNativeWidgetPrivate();
   root_view_.reset(CreateRootView());
-  default_theme_provider_.reset(new DefaultThemeProvider);
+  default_theme_provider_.reset(new ui::DefaultThemeProvider);
   if (params.type == InitParams::TYPE_MENU) {
     is_mouse_button_pressed_ =
         internal::NativeWidgetPrivate::IsMouseButtonDown();