Revert 132479 - Transmit a X-Chrome-UMA-Enabled bit to Google domains from clients that have UMA en…

chrome/browser/net/chrome_network_delegate.h

Index: chrome/browser/net/chrome_network_delegate.h
===================================================================
--- chrome/browser/net/chrome_network_delegate.h	(revision 132487)
+++ chrome/browser/net/chrome_network_delegate.h	(working copy)
@@ -83,11 +83,6 @@
                             const std::string& cookie_line,
                             net::CookieOptions* options) OVERRIDE;
 
-  // Adds Chrome experiment and metrics state as custom headers to |headers|
-  // based on local state and |request|.
-  void AddChromeMetricsStateHeader(net::URLRequest* request,
-                                   net::HttpRequestHeaders* headers);
-
   scoped_refptr<ExtensionEventRouterForwarder> event_router_;
   void* profile_;
   scoped_refptr<CookieSettings> cookie_settings_;