Allow a Views client to provide a default frameview for window widgets.

chrome/browser/ui/views/accessibility_event_router_views_unittest.cc

 // Copyright (c) 2011 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 <string>
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/accessibility/accessibility_extension_api.h"
@@ skipping 41 matching lines @@
   virtual void NotifyMenuItemFocused(const string16& menu_name,
                                      const string16& menu_item_name,
                                      int item_index,
                                      int item_count,
                                      bool has_submenu) OVERRIDE {}
 #if defined(OS_WIN)
   virtual HICON GetDefaultWindowIcon() const OVERRIDE {
     return NULL;
   }
 #endif
+  virtual views::NonClientFrameView* CreateDefaultNonClientFrameView(
+      views::Widget* widget) OVERRIDE {
+    return NULL;
+  }
   virtual void AddRef() OVERRIDE {}
   virtual void ReleaseRef() OVERRIDE {}
 
   virtual int GetDispositionForEvent(int event_flags) OVERRIDE {
     return 0;
   }
 
   DISALLOW_COPY_AND_ASSIGN(AccessibilityViewsDelegate);
 };
 
@@ skipping 220 matching lines @@
 
   // Test that we got the event with the expected name and context.
   EXPECT_EQ(1, focus_event_count_);
   EXPECT_EQ(kButtonNameASCII, last_control_name_);
   EXPECT_EQ(kAlertTextASCII, last_control_context_);
 
   window->CloseNow();
 }
 
 #endif  // defined(TOOLKIT_VIEWS)