views: Refactor the way we get the combo box font.

ui/views/controls/combobox/combobox.cc

Index: ui/views/controls/combobox/combobox.cc
diff --git a/ui/views/controls/combobox/combobox.cc b/ui/views/controls/combobox/combobox.cc
index 9c0eaea62ff6657cc02f14f9a0c1d135859827c3..a5f70a32e3d3aa5a4d0eeba73ebbc37c0a02b3b9 100644
--- a/ui/views/controls/combobox/combobox.cc
+++ b/ui/views/controls/combobox/combobox.cc
@@ -9,6 +9,7 @@
 #include "ui/base/accessibility/accessible_view_state.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/base/models/combobox_model.h"
+#include "ui/base/resource/resource_bundle.h"
 #include "ui/views/controls/combobox/combobox_listener.h"
 #include "ui/views/controls/native/native_view_host.h"
 #include "ui/views/widget/widget.h"
@@ -21,6 +22,12 @@ const char Combobox::kViewClassName[] = "views/Combobox";
 ////////////////////////////////////////////////////////////////////////////////
 // Combobox, public:
 
+// static
+const gfx::Font& Combobox::GetFont() {
+  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
+  return rb.GetFont(ui::ResourceBundle::BaseFont);
+}
+
 Combobox::Combobox(ui::ComboboxModel* model)
     : native_wrapper_(NULL),
       model_(model),