Purge ImplementsThreadSafeReferenceCounting() from the codebase now that Task is dead.

chrome_frame/urlmon_url_request_private.h

Index: chrome_frame/urlmon_url_request_private.h
diff --git a/chrome_frame/urlmon_url_request_private.h b/chrome_frame/urlmon_url_request_private.h
index 469963fac79dc1a3dc81836d3830fe647e18a7c8..a8ef99b4190a3515b5a5d4faedf9a53ac57dac67 100644
--- a/chrome_frame/urlmon_url_request_private.h
+++ b/chrome_frame/urlmon_url_request_private.h
@@ -56,10 +56,6 @@ class UrlmonUrlRequest
   // to identify request objects in the log.
   std::string me() const;
 
-  static bool ImplementsThreadSafeReferenceCounting() {
-    return true;
-  }
-
  protected:
   UrlmonUrlRequest();
   ~UrlmonUrlRequest();