Headless (breaking change): A better GenericURLRequestJob::Delegate API

headless/public/util/url_fetcher.h

Index: headless/public/util/url_fetcher.h
diff --git a/headless/public/util/url_fetcher.h b/headless/public/util/url_fetcher.h
index 41bf3fa7ef0e9cdbc72804c03fd87bc5b3f874dd..df0cc0ff21635911da492fd06bc89e20dbfea183 100644
--- a/headless/public/util/url_fetcher.h
+++ b/headless/public/util/url_fetcher.h
@@ -60,17 +60,11 @@ class HEADLESS_EXPORT URLFetcher {
     DISALLOW_COPY_AND_ASSIGN(ResultListener);
   };
 
-  // Instructs the sub-class to fetch the resource.
-  virtual void StartFetch(const GURL& rewritten_url,
+  virtual void StartFetch(const GURL& url,
                           const std::string& method,
+                          const std::string& post_data,
                           const net::HttpRequestHeaders& request_headers,
-                          const std::string& devtools_request_id,
-                          ResultListener* result_listener);
-  //  TODO(alexclarke): Make the above pure virtual and remove this.
-  virtual void StartFetch(const GURL& rewritten_url,
-                          const std::string& method,
-                          const net::HttpRequestHeaders& request_headers,
-                          ResultListener* result_listener);
+                          ResultListener* result_listener) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(URLFetcher);