Stop sending Accept-Charset HTTP header.

net/http/http_util.cc

Index: net/http/http_util.cc
diff --git a/net/http/http_util.cc b/net/http/http_util.cc
index 7757df45a0be7a7560706e08c4868664df5d52cf..38b288d072030e8fba142c66dff5087f51095382 100644
--- a/net/http/http_util.cc
+++ b/net/http/http_util.cc
@@ -684,16 +684,6 @@ std::string HttpUtil::GenerateAcceptLanguageHeader(
   return lang_list_with_q;
 }
 
-std::string HttpUtil::GenerateAcceptCharsetHeader(const std::string& charset) {
-  std::string charset_with_q = charset;
-  if (LowerCaseEqualsASCII(charset, "utf-8")) {
-    charset_with_q += ",*;q=0.5";
-  } else {
-    charset_with_q += ",utf-8;q=0.7,*;q=0.3";
-  }
-  return charset_with_q;
-}
-
 void HttpUtil::AppendHeaderIfMissing(const char* header_name,
                                      const std::string& header_value,
                                      std::string* headers) {