Support finer grained font weights on Mac.

ui/views/examples/example_combobox_model.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 "ui/views/examples/example_combobox_model.h"
 
 #include "base/strings/utf_string_conversions.h"
 
 namespace views {
 namespace examples {
 
-ExampleComboboxModel::ExampleComboboxModel(const char** strings, int count)
-    : strings_(strings), count_(count) {
-}
+ExampleComboboxModel::ExampleComboboxModel(const char* const* strings,
+                                           int count)
+    : strings_(strings), count_(count) {}
 
 ExampleComboboxModel::~ExampleComboboxModel() {
 }
 
 int ExampleComboboxModel::GetItemCount() const {
   return count_;
 }
 
 base::string16 ExampleComboboxModel::GetItemAt(int index) {
   return base::ASCIIToUTF16(strings_[index]);
 }
 
 }  // namespace examples
 }  // namespace views