Give user the ability to disable the URL request throttler:...

net/url_request/url_request_throttler_manager.cc

 // Copyright (c) 2010 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_throttler_manager.h"
 
 #include "base/string_util.h"
 
 namespace net {
 
@@ skipping 14 matching lines @@
 
   // Find the entry in the map or create it.
   scoped_refptr<URLRequestThrottlerEntry>& entry = url_entries_[url_id];
   if (entry == NULL)
     entry = new URLRequestThrottlerEntry();
 
   return entry;
 }
 
 URLRequestThrottlerManager::URLRequestThrottlerManager()
-    : requests_since_last_gc_(0) {
+    : requests_since_last_gc_(0),
+      enforce_throttling_(true) {
 }
 
 URLRequestThrottlerManager::~URLRequestThrottlerManager() {
   // Delete all entries.
   url_entries_.clear();
 }
 
 std::string URLRequestThrottlerManager::GetIdFromUrl(const GURL& url) const {
   if (!url.is_valid())
     return url.possibly_invalid_spec();
@@ skipping 52 matching lines @@
   url_entries_[url_id] = entry;
 }
 
 void URLRequestThrottlerManager::EraseEntryForTests(const GURL& url) {
   // Normalize the url.
   std::string url_id = GetIdFromUrl(url);
   url_entries_.erase(url_id);
 }
 
 }  // namespace net