remove defend code for httpclient 4.3.1 because it is fixed in 4.3.3 #59

webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientGenerator.java

 package us.codecraft.webmagic.downloader;
 
-import org.apache.http.*;
+import org.apache.http.HttpException;
+import org.apache.http.HttpRequest;
+import org.apache.http.HttpRequestInterceptor;
 import org.apache.http.client.CookieStore;
-import org.apache.http.client.protocol.ResponseContentEncoding;
 import org.apache.http.config.Registry;
 import org.apache.http.config.RegistryBuilder;
 import org.apache.http.config.SocketConfig;
@@ -66,24 +67,6 @@ public class HttpClientGenerator {
         }
         SocketConfig socketConfig = SocketConfig.custom().setSoKeepAlive(true).setTcpNoDelay(true).build();
         httpClientBuilder.setDefaultSocketConfig(socketConfig);
-        // Http client has some problem handling compressing entity for redirect
-        // So I disable it and do it manually
-        // https://issues.apache.org/jira/browse/HTTPCLIENT-1432
-        httpClientBuilder.disableContentCompression();
-        httpClientBuilder.addInterceptorFirst(new HttpResponseInterceptor() {
-
-            private ResponseContentEncoding contentEncoding = new ResponseContentEncoding();
-
-            public void process(
-                    final HttpResponse response,
-                    final HttpContext context) throws HttpException, IOException {
-                if (response.getStatusLine().getStatusCode() == 301 || response.getStatusLine().getStatusCode() == 302) {
-                    return;
-                }
-                contentEncoding.process(response, context);
-            }
-
-        });
         if (site != null) {
             httpClientBuilder.setRetryHandler(new DefaultHttpRequestRetryHandler(site.getRetryTimes(), true));
         }