encodingFromAcceptCharset 211 Source/core/loader/FormSubmission.cpp WTF::TextEncoding dataEncoding = isMailtoForm ? UTF8Encoding() : FormDataBuilder::encodingFromAcceptCharset(copiedAttributes.acceptCharset(), document.inputEncoding(), document.defaultCharset()); encodingFromAcceptCharset 36 Source/platform/network/FormDataBuilder.h static WTF::TextEncoding encodingFromAcceptCharset(const String& acceptCharset, const String& inputEncoding, const String& defaultCharset);