Clean up filter and content encoding handling ...

net/url_request/url_request_job.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_JOB_H_
 #define NET_URL_REQUEST_URL_REQUEST_JOB_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 96 matching lines @@
     return false;
   }
 
   // Returns the HTTP response code for the request.
   virtual int GetResponseCode() { return -1; }
 
   // Called to fetch the encoding types for this request. Only makes sense for
   // some types of requests. Returns true on success. Calling this on a request
   // that doesn't have or specify an encoding type will return false.
   // Returns a array of strings showing the sequential encodings used on the
-  // content.  For example, types[0] = "sdch" and types[1] = gzip, means the
-  // content was first encoded by sdch, and then encoded by gzip.  To decode,
-  // a series of filters must be applied in the reverse order (in the above
-  // example, ungzip first, and then sdch expand).
-  // TODO(jar): Cleaner API would return an array of enums.
-  virtual bool GetContentEncodings(std::vector<std::string>* encoding_types) {
+  // content.
+  // For example, encoding_types[0] = FILTER_TYPE_SDCH and encoding_types[1] =
+  // FILTER_TYPE_GZIP, means the content was first encoded by sdch, and then
+  // result was encoded by gzip.  To decode, a series of filters must be applied
+  // in the reverse order (in the above example, ungzip first, and then sdch
+  // expand).
+  virtual bool GetContentEncodings(
+      std::vector<Filter::FilterType>* encoding_types) {
     return false;
   }
 
   // Find out if this is a response to a request that advertised an SDCH
   // dictionary.  Only makes sense for some types of requests.
   virtual bool IsSdchResponse() const { return false; }
 
   // Called to setup stream filter for this request. An example of filter is
   // content encoding/decoding.
   void SetupFilter();
@@ skipping 170 matching lines @@
   bool has_handled_response_;
 
   // Expected content size
   int64 expected_content_size_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestJob);
 };
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_JOB_H_