Force offline by default for warm benchmarks.

shell/application_manager/network_fetcher.cc

 // Copyright 2015 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 "shell/application_manager/network_fetcher.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file.h"
 #include "base/files/file_path.h"
@@ skipping 106 matching lines @@
 
 void ApplicationUpdater::OnLoadComplete(mojo::URLResponsePtr response) {
   url_response_disk_cache_->Update(response.Pass());
   delete this;
 }
 
 }  // namespace
 
 NetworkFetcher::NetworkFetcher(
     bool disable_cache,
+    bool force_offline_by_default,
     const GURL& url,
     mojo::URLResponseDiskCache* url_response_disk_cache,
     mojo::NetworkService* network_service,
     const FetchCallback& loader_callback)
     : Fetcher(loader_callback),
       disable_cache_(disable_cache),
+      force_offline_by_default_(force_offline_by_default),
       url_(url),
       url_response_disk_cache_(url_response_disk_cache),
       network_service_(network_service),
       weak_ptr_factory_(this) {
   if (CanLoadDirectlyFromCache()) {
     LoadFromCache(true);
   } else {
     StartNetworkRequest();
   }
 }
@@ skipping 48 matching lines @@
 }
 
 bool NetworkFetcher::PeekFirstLine(std::string* line) {
   return Fetcher::PeekFirstLine(path_, line);
 }
 
 bool NetworkFetcher::CanLoadDirectlyFromCache() {
   if (disable_cache_)
     return false;
 
+  if (force_offline_by_default_)
+    return true;
+
   const std::string& host = url_.host();
   return !(host == "localhost" || host == "127.0.0.1" || host == "[::1]");
 }
 
 void NetworkFetcher::LoadFromCache(bool schedule_update) {
   url_response_disk_cache_->Get(
       mojo::String::From(url_),
       base::Bind(&NetworkFetcher::OnCachedResponseReceived,
                  base::Unretained(this), schedule_update));
 }
@@ skipping 89 matching lines @@
       base::StringPrintf("%s %s\n", path.value().c_str(), url.spec().c_str());
   // TODO(eseidel): AppendToFile is missing O_CREAT, crbug.com/450696
   if (!PathExists(map_path)) {
     base::WriteFile(map_path, map_entry.data(), map_entry.length());
   } else {
     base::AppendToFile(map_path, map_entry.data(), map_entry.length());
   }
 }
 
 }  // namespace shell