Dispatch encoded_data_length separately in content/child

chrome/renderer/extensions/extension_localization_peer.cc

 // Copyright 2013 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 "chrome/renderer/extensions/extension_localization_peer.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/string_util.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_messages.h"
 #include "extensions/common/message_bundle.h"
 #include "ipc/ipc_sender.h"
 #include "net/base/net_errors.h"
 #include "net/http/http_response_headers.h"
 
 namespace {
 
 class StringData final : public content::RequestPeer::ReceivedData {
  public:
   explicit StringData(const std::string& data) : data_(data) {}
 
   const char* payload() const override { return data_.data(); }
   int length() const override { return data_.size(); }
-  int encoded_data_length() const override { return -1; }
 
  private:
   const std::string data_;
 
   DISALLOW_COPY_AND_ASSIGN(StringData);
 };
 
 }  // namespace
 
 ExtensionLocalizationPeer::ExtensionLocalizationPeer(
@@ skipping 39 matching lines @@
 void ExtensionLocalizationPeer::OnReceivedResponse(
     const content::ResourceResponseInfo& info) {
   response_info_ = info;
 }
 
 void ExtensionLocalizationPeer::OnReceivedData(
     std::unique_ptr<ReceivedData> data) {
   data_.append(data->payload(), data->length());
 }
 
+void ExtensionLocalizationPeer::OnTransferSizeUpdated(int transfer_size_diff) {
+  original_peer_->OnTransferSizeUpdated(transfer_size_diff);
+}
+
 void ExtensionLocalizationPeer::OnCompletedRequest(
     int error_code,
     bool was_ignored_by_handler,
     bool stale_copy_in_cache,
     const base::TimeTicks& completion_time,
     int64_t total_transfer_size,
     int64_t encoded_body_size) {
   // Give sub-classes a chance at altering the data.
   if (error_code != net::OK) {
     // We failed to load the resource.
@@ skipping 37 matching lines @@
 
     l10n_messages = extensions::GetL10nMessagesMap(extension_id);
   }
 
   std::string error;
   if (extensions::MessageBundle::ReplaceMessagesWithExternalDictionary(
           *l10n_messages, &data_, &error)) {
     data_.resize(data_.size());
   }
 }