Make URLRequestHttpJob the only URLRequestJob concerned with FilterContext.

net/url_request/url_request_job.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/url_request/url_request_job.h"
 
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
@@ skipping 103 matching lines @@
   return false;
 }
 
 void URLRequestJob::GetResponseInfo(net::HttpResponseInfo* info) {
 }
 
 bool URLRequestJob::GetResponseCookies(std::vector<std::string>* cookies) {
   return false;
 }
 
-bool URLRequestJob::GetContentEncodings(
-    std::vector<Filter::FilterType>* encoding_types) {
-  return false;
-}
-
-void URLRequestJob::SetupFilter() {
-  std::vector<Filter::FilterType> encoding_types;
-  if (GetContentEncodings(&encoding_types)) {
-    filter_.reset(Filter::Factory(encoding_types, *this));
-  }
+Filter* URLRequestJob::SetupFilter() const {
+  return NULL;
 }
 
 bool URLRequestJob::IsRedirectResponse(GURL* location,
                                        int* http_status_code) {
   // For non-HTTP jobs, headers will be null.
   net::HttpResponseHeaders* headers = request_->response_headers();
   if (!headers)
     return false;
 
   std::string value;
@@ skipping 306 matching lines @@
     // to send a challenge with the 401 response.
     if (auth_info) {
       request_->delegate()->OnAuthRequired(request_, auth_info);
       // Wait for SetAuth or CancelAuth to be called.
       return;
     }
   }
 
   has_handled_response_ = true;
   if (request_->status().is_success()) {
-    SetupFilter();
+    filter_.reset(SetupFilter());
 
     // Check if this content appears to be compressible.
     std::string mime_type;
     if (GetMimeType(&mime_type) &&
         (net::IsSupportedJavascriptMimeType(mime_type.c_str()) ||
         net::IsSupportedNonImageMimeType(mime_type.c_str()))) {
       is_compressible_content_ = true;
     }
   }
 
@@ skipping 434 matching lines @@
 
   if (is_compressed_) {
     COMPRESSION_HISTOGRAM("NoProxy.BytesBeforeCompression", compressed_B);
     COMPRESSION_HISTOGRAM("NoProxy.BytesAfterCompression", decompressed_B);
   } else {
     COMPRESSION_HISTOGRAM("NoProxy.ShouldHaveBeenCompressed", decompressed_B);
   }
 }
 
 }  // namespace net