diff -up chromium-52.0.2716.0/media/base/mime_util_internal.cc.codec-warnings chromium-52.0.2716.0/media/base/mime_util_internal.cc
--- chromium-52.0.2716.0/media/base/mime_util_internal.cc.codec-warnings	2016-04-27 08:59:59.950102684 +0200
+++ chromium-52.0.2716.0/media/base/mime_util_internal.cc	2016-04-27 09:24:25.507407896 +0200
@@ -571,6 +571,7 @@ void MimeUtil::RemoveProprietaryMediaTyp
   allow_proprietary_codecs_ = false;
 }
 
+#if defined(OS_ANDROID)
 // static
 bool MimeUtil::IsCodecSupportedOnPlatform(
     Codec codec,
@@ -697,6 +698,7 @@ bool MimeUtil::IsCodecSupportedOnPlatfor
 
   return false;
 }
+#endif
 
 bool MimeUtil::StringToCodec(const std::string& mime_type_lower_case,
                              const std::string& codec_id,