Avoid calling the GetSystemMetrics API in the renderer process on Windows to get the scrollbar metr…

content/public/common/renderer_preferences.h

Index: content/public/common/renderer_preferences.h
diff --git a/content/public/common/renderer_preferences.h b/content/public/common/renderer_preferences.h
index adc9901a2d4a28c248399dfe0fbf79a141af01d1..4f979b63c24b91113b8c0a551e8a017320e45ba7 100644
--- a/content/public/common/renderer_preferences.h
+++ b/content/public/common/renderer_preferences.h
@@ -154,6 +154,18 @@ struct CONTENT_EXPORT RendererPreferences {
 
   // Contry iso of the mobile network for content detection purpose.
   std::string network_contry_iso;
+
+  // The width of a vertical scroll bar in dips.

[jam, 2015/04/03 15:08:19]

ditto if windows only

[ananta, 2015/04/03 19:17:04]

Put these and the font values above under an if defined(OS_WIN) block

+  int32 vertical_scroll_bar_width_in_dips;
+
+  // The height of a horizontal scroll bar in dips.
+  int32 horizontal_scroll_bar_height_in_dips;
+
+  // The height of the arrow bitmap on a vertical scroll bar in dips.
+  int32 arrow_bitmap_height_vertical_scroll_bar_in_dips;
+
+  // The width of the arrow bitmap on a horizontal scroll bar in dips.
+  int32 arrow_bitmap_width_horizontal_scroll_bar_in_dips;
 };
 
 }  // namespace content