Pass more hints to encoding detector.

third_party/WebKit/Source/platform/text/TextEncodingDetector.cpp

Index: third_party/WebKit/Source/platform/text/TextEncodingDetector.cpp
diff --git a/third_party/WebKit/Source/platform/text/TextEncodingDetector.cpp b/third_party/WebKit/Source/platform/text/TextEncodingDetector.cpp
index c12153f08f830617763e21efd8c32801cc914525..8ea26086ae652b8a9b9284335cf89957fd547053 100644
--- a/third_party/WebKit/Source/platform/text/TextEncodingDetector.cpp
+++ b/third_party/WebKit/Source/platform/text/TextEncodingDetector.cpp
@@ -38,13 +38,17 @@ namespace blink {
 bool detectTextEncoding(const char* data,
                         size_t length,
                         const char* hintEncodingName,
+                        const String& hintUrl,
+                        const char* hintUserLanguage,
                         WTF::TextEncoding* detectedEncoding) {
   *detectedEncoding = WTF::TextEncoding();
+  Language language = UNKNOWN_LANGUAGE;

[Jinsuk Kim, 2017/01/20 21:50:47]

This is not necessary since LanguageFromCode handles it.

[tkent, 2017/01/23 00:02:57]

Done.

+  LanguageFromCode(hintUserLanguage, &language);
   int consumedBytes;
   bool isReliable;
   Encoding encoding = CompactEncDet::DetectEncoding(
-      data, length, nullptr, nullptr, nullptr,
-      EncodingNameAliasToEncoding(hintEncodingName), UNKNOWN_LANGUAGE,
+      data, length, hintUrl.utf8().data(), nullptr, nullptr,
+      EncodingNameAliasToEncoding(hintEncodingName), language,
       CompactEncDet::WEB_CORPUS,
       false,  // Include 7-bit encodings to detect ISO-2022-JP
       &consumedBytes, &isReliable);