Select theme resources from ResourceBundle at requested scale factor.

chrome/browser/extensions/extension_host.cc

Index: chrome/browser/extensions/extension_host.cc
diff --git a/chrome/browser/extensions/extension_host.cc b/chrome/browser/extensions/extension_host.cc
index 722f27928d90b2299cc219d572111e47d1c70a22..a4582e5101b5d87a15a73ceda5e804cf14e86f92 100644
--- a/chrome/browser/extensions/extension_host.cc
+++ b/chrome/browser/extensions/extension_host.cc
@@ -49,6 +49,7 @@
 #include "grit/generated_resources.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/base/l10n/l10n_util.h"
+#include "ui/base/layout.h"
 #include "ui/base/resource/resource_bundle.h"
 
 #if defined(TOOLKIT_VIEWS)
@@ -327,7 +328,7 @@ void ExtensionHost::InsertInfobarCSS() {
 
   static const base::StringPiece css(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
-      IDR_EXTENSIONS_INFOBAR_CSS));
+      IDR_EXTENSIONS_INFOBAR_CSS, ui::SCALE_FACTOR_NONE));
 
   render_view_host()->InsertCSS(string16(), css.as_string());
 }