Retrieve and pass subpixel lcd geometry on windows

content/public/common/renderer_preferences.h

 // 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.
 //
 // A struct for managing browser's settings that apply to the renderer or its
 // webview.  These differ from WebPreferences since they apply to Chromium's
 // glue layer rather than applying to just WebKit.
 //
 // Adding new values to this class probably involves updating
 // common/view_messages.h, browser/browser.cc, etc.
@@ skipping 36 matching lines @@
   gfx::FontRenderParams::Hinting hinting;
 
   // Whether auto hinter should be used. Currently only used by Linux.
   bool use_autohinter;
 
   // Whether embedded bitmap strikes in fonts should be used.
   // Current only used by Linux.
   bool use_bitmaps;
 
   // The type of subpixel rendering to use for text.
-  // Currently only used by Linux.
+  // Currently only used by Linux and Windows.
   gfx::FontRenderParams::SubpixelRendering subpixel_rendering;
 
   // Whether subpixel positioning should be used, permitting fractional X
   // positions for glyphs.  Currently only used by Linux.
   bool use_subpixel_positioning;
 
   // The color of the focus ring. Currently only used on Linux.
   SkColor focus_ring_color;
 
   // The color of different parts of the scrollbar. Currently only used on
@@ skipping 81 matching lines @@
   base::string16 status_font_family_name;
   int32 status_font_height;
 
   base::string16 message_font_family_name;
   int32 message_font_height;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_RENDERER_PREFERENCES_H_