Stop sending Accept-Charset HTTP header.

chrome/browser/net/chrome_http_user_agent_settings.h

Index: chrome/browser/net/chrome_http_user_agent_settings.h
diff --git a/chrome/browser/net/chrome_http_user_agent_settings.h b/chrome/browser/net/chrome_http_user_agent_settings.h
index a7f3227f1527cf5195bbe47f436eac404cbaab66..41662a71396112f7b28693dd56af1350923902c5 100644
--- a/chrome/browser/net/chrome_http_user_agent_settings.h
+++ b/chrome/browser/net/chrome_http_user_agent_settings.h
@@ -14,8 +14,8 @@
 
 class PrefService;
 
-// An implementation of |HttpUserAgentSettings| that provides HTTP headers
-// Accept-Language and Accept-Charset values that track Pref settings and uses
+// An implementation of |HttpUserAgentSettings| that provides HTTP header
+// Accept-Language value that tracks Pref settings and uses
 // |content::GetUserAgent| to provide the HTTP User-Agent header value.
 class ChromeHttpUserAgentSettings : public net::HttpUserAgentSettings {
  public:
@@ -28,19 +28,15 @@ class ChromeHttpUserAgentSettings : public net::HttpUserAgentSettings {
 
   // net::HttpUserAgentSettings implementation
   virtual std::string GetAcceptLanguage() const OVERRIDE;
-  virtual std::string GetAcceptCharset() const OVERRIDE;
   virtual std::string GetUserAgent(const GURL& url) const OVERRIDE;
 
  private:
   StringPrefMember pref_accept_language_;
-  StringPrefMember pref_accept_charset_;
 
   // Avoid re-processing by caching the last value from the preferences and the
   // last result of processing via net::HttpUtil::GenerateAccept*Header().
   mutable std::string last_pref_accept_language_;
   mutable std::string last_http_accept_language_;
-  mutable std::string last_pref_accept_charset_;
-  mutable std::string last_http_accept_charset_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeHttpUserAgentSettings);
 };