Stop sending Accept-Charset HTTP header.

net/url_request/url_request_context.cc

Index: net/url_request/url_request_context.cc
diff --git a/net/url_request/url_request_context.cc b/net/url_request/url_request_context.cc
index 94d7f22e1007a98017e6d56e3230c00bae623498..e88750b31319a630724ea9ba8b86fd22ecbd7517 100644
--- a/net/url_request/url_request_context.cc
+++ b/net/url_request/url_request_context.cc
@@ -85,11 +85,6 @@ void URLRequestContext::set_cookie_store(CookieStore* cookie_store) {
   cookie_store_ = cookie_store;
 }
 
-std::string URLRequestContext::GetAcceptCharset() const {
-  return http_user_agent_settings_ ?
-      http_user_agent_settings_->GetAcceptCharset() : EmptyString();
-}
-
 std::string URLRequestContext::GetAcceptLanguage() const {
   return http_user_agent_settings_ ?
       http_user_agent_settings_->GetAcceptLanguage() : EmptyString();