Update from https://crrev.com/304715

net/filter/sdch_filter.cc

 // Copyright 2014 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/filter/sdch_filter.h"
 
 #include <ctype.h>
 #include <limits.h>
 
 #include <algorithm>
@@ skipping 81 matching lines @@
     bool cached,
     NetLog::LogLevel log_level) {
   base::DictionaryValue* dict = new base::DictionaryValue();
   dict->SetString("cause", ResponseCorruptionDetectionCauseToString(cause));
   dict->SetBoolean("cached", cached);
   return dict;
 }
 
 }  // namespace
 
-SdchFilter::SdchFilter(const FilterContext& filter_context)
-    : filter_context_(filter_context),
+SdchFilter::SdchFilter(FilterType type, const FilterContext& filter_context)
+    : Filter(type),
+      filter_context_(filter_context),
       decoding_status_(DECODING_UNINITIALIZED),
       dictionary_hash_(),
       dictionary_hash_is_plausible_(false),
       dictionary_(NULL),
       url_request_context_(filter_context.GetURLRequestContext()),
       dest_buffer_excess_(),
       dest_buffer_excess_index_(0),
       source_bytes_(0),
       output_bytes_(0),
       possible_pass_through_(false) {
@@ skipping 385 matching lines @@
 }
 
 void SdchFilter::LogSdchProblem(SdchProblemCode problem) {
   SdchManager::SdchErrorRecovery(problem);
   filter_context_.GetNetLog().AddEvent(
       NetLog::TYPE_SDCH_DECODING_ERROR,
       base::Bind(&NetLogSdchResourceProblemCallback, problem));
 }
 
 }  // namespace net