Add AssertNoURLRequests() to URLRequestContext subclass destructors.

sync/internal_api/http_bridge.cc

 // Copyright 2012 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 "sync/internal_api/public/http_bridge.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/strings/string_number_conversions.h"
 #include "net/base/load_flags.h"
@@ skipping 150 matching lines @@
   }
   http_user_agent_settings_.reset(new net::StaticHttpUserAgentSettings(
       accepted_language_list,
       user_agent));
   set_http_user_agent_settings(http_user_agent_settings_.get());
 
   set_net_log(baseline_context->net_log());
 }
 
 HttpBridge::RequestContext::~RequestContext() {
+  AssertNoURLRequests();
   DCHECK(network_task_runner_->BelongsToCurrentThread());
   delete http_transaction_factory();
 }
 
 HttpBridge::URLFetchState::URLFetchState() : url_poster(NULL),
                                              aborted(false),
                                              request_completed(false),
                                              request_succeeded(false),
                                              http_response_code(-1),
                                              error_code(-1) {}
@@ skipping 215 matching lines @@
   int64 sane_time_ms = 0;
   if (base::StringToInt64(sane_time_str, &sane_time_ms)) {
     network_time_update_callback_.Run(
         base::Time::FromJsTime(sane_time_ms),
         base::TimeDelta::FromMilliseconds(1),
         fetch_state_.end_time - fetch_state_.start_time);
   }
 }
 
 }  // namespace syncer