Remove a couple desktop infobar png assets.

chrome/browser/ui/website_settings/website_settings_infobar_delegate.cc

Index: chrome/browser/ui/website_settings/website_settings_infobar_delegate.cc
diff --git a/chrome/browser/ui/website_settings/website_settings_infobar_delegate.cc b/chrome/browser/ui/website_settings/website_settings_infobar_delegate.cc
index a5799d70677032400e2f530f46d090960fb61235..ea5337661bff0034e810c11dd717997de44566bc 100644
--- a/chrome/browser/ui/website_settings/website_settings_infobar_delegate.cc
+++ b/chrome/browser/ui/website_settings/website_settings_infobar_delegate.cc
@@ -39,16 +39,8 @@ WebsiteSettingsInfoBarDelegate::GetIdentifier() const {
   return WEBSITE_SETTINGS_INFOBAR_DELEGATE;
 }
 
-int WebsiteSettingsInfoBarDelegate::GetIconId() const {
-  return IDR_INFOBAR_ALT_NAV_URL;
-}
-
 gfx::VectorIconId WebsiteSettingsInfoBarDelegate::GetVectorIconId() const {
-#if defined(OS_MACOSX)
-  return gfx::VectorIconId::VECTOR_ICON_NONE;
-#else
   return gfx::VectorIconId::GLOBE;
-#endif
 }
 
 base::string16 WebsiteSettingsInfoBarDelegate::GetMessageText() const {