Replace some net::ERR_FAILED generic error codes with more specific codes....

net/url_request/url_request_job.cc

 // Copyright (c) 2006-2009 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/string_util.h"
 #include "net/base/auth.h"
 #include "net/base/io_buffer.h"
@@ skipping 284 matching lines @@
       }
       case Filter::FILTER_OK: {
         filter_needs_more_output_space_ =
             (filtered_data_len == output_buffer_size);
         *bytes_read = filtered_data_len;
         rv = true;
         break;
       }
       case Filter::FILTER_ERROR: {
         filter_needs_more_output_space_ = false;
-        // TODO(jar): Figure out a better error code.
-        NotifyDone(URLRequestStatus(URLRequestStatus::FAILED, net::ERR_FAILED));
+        NotifyDone(URLRequestStatus(URLRequestStatus::FAILED,
+                   net::ERR_CONTENT_DECODING_FAILED));
         rv = false;
         break;
       }
       default: {
         NOTREACHED();
         filter_needs_more_output_space_ = false;
         rv = false;
         break;
       }
     }
@@ skipping 419 matching lines @@
                                   packet_times_[4] - packet_times_[3],
                                   base::TimeDelta::FromMilliseconds(1),
                                   base::TimeDelta::FromSeconds(10), 100);
       return;
     }
     default:
       NOTREACHED();
       return;
   }
 }