Simplify some old avatar menu button code.

chrome/browser/ui/views/frame/taskbar_decorator_win.h

Index: chrome/browser/ui/views/frame/taskbar_decorator_win.h
diff --git a/chrome/browser/ui/views/frame/taskbar_decorator.h b/chrome/browser/ui/views/frame/taskbar_decorator_win.h
similarity index 70%
rename from chrome/browser/ui/views/frame/taskbar_decorator.h
rename to chrome/browser/ui/views/frame/taskbar_decorator_win.h
index 20584e8375a07b94e41b0f3837090b0dbccd5cfa..8097db39d8d694015d6dc4befd67e28dc11c34fd 100644
--- a/chrome/browser/ui/views/frame/taskbar_decorator.h
+++ b/chrome/browser/ui/views/frame/taskbar_decorator_win.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_UI_VIEWS_FRAME_TASKBAR_DECORATOR_H_
-#define CHROME_BROWSER_UI_VIEWS_FRAME_TASKBAR_DECORATOR_H_
+#ifndef CHROME_BROWSER_UI_VIEWS_FRAME_TASKBAR_DECORATOR_WIN_H_
+#define CHROME_BROWSER_UI_VIEWS_FRAME_TASKBAR_DECORATOR_WIN_H_
 
 #include "ui/gfx/native_widget_types.h"
 
@@ -17,7 +17,6 @@ namespace chrome {
 // associated with top level, visible |window|. Currently only implemented
 // for Windows 7 and above.
 void DrawTaskbarDecoration(gfx::NativeWindow window, const gfx::Image* image);
+}  // namespace chrome
 
-}
-
-#endif  // CHROME_BROWSER_UI_VIEWS_FRAME_TASKBAR_DECORATOR_H_
+#endif  // CHROME_BROWSER_UI_VIEWS_FRAME_TASKBAR_DECORATOR_WIN_H_