Revert of CHECK that URLRequestJobs are not orphaned while blocked by extensions.

chrome/browser/net/chrome_extensions_network_delegate.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 "chrome/browser/net/chrome_extensions_network_delegate.h"
 
 #include "net/base/net_errors.h"
 
 #if defined(ENABLE_EXTENSIONS)
 #include "chrome/browser/browser_process.h"
@@ skipping 91 matching lines @@
       net::URLRequest* request,
       const net::CompletionCallback& callback,
       const net::HttpResponseHeaders* original_response_headers,
       scoped_refptr<net::HttpResponseHeaders>* override_response_headers,
       GURL* allowed_unsafe_redirect_url) override;
   void OnBeforeRedirect(net::URLRequest* request,
                         const GURL& new_location) override;
   void OnResponseStarted(net::URLRequest* request) override;
   void OnCompleted(net::URLRequest* request, bool started) override;
   void OnURLRequestDestroyed(net::URLRequest* request) override;
-  void OnURLRequestJobOrphaned(net::URLRequest* request) override;
   void OnPACScriptError(int line_number, const base::string16& error) override;
   net::NetworkDelegate::AuthRequiredResponse OnAuthRequired(
       net::URLRequest* request,
       const net::AuthChallengeInfo& auth_info,
       const AuthCallback& callback,
       net::AuthCredentials* credentials) override;
 
   scoped_refptr<extensions::EventRouterForwarder> event_router_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsNetworkDelegateImpl);
@@ skipping 107 matching lines @@
 
   NOTREACHED();
 }
 
 void ChromeExtensionsNetworkDelegateImpl::OnURLRequestDestroyed(
     net::URLRequest* request) {
   ExtensionWebRequestEventRouter::GetInstance()->OnURLRequestDestroyed(
       profile_, request);
 }
 
-void ChromeExtensionsNetworkDelegateImpl::OnURLRequestJobOrphaned(
-    net::URLRequest* request) {
-  ExtensionWebRequestEventRouter::GetInstance()->OnURLRequestJobOrphaned(
-      profile_, request);
-}
-
 void ChromeExtensionsNetworkDelegateImpl::OnPACScriptError(
     int line_number,
     const base::string16& error) {
   extensions::ProxyEventRouter::GetInstance()->OnPACScriptError(
       event_router_.get(), profile_, line_number, error);
 }
 
 net::NetworkDelegate::AuthRequiredResponse
 ChromeExtensionsNetworkDelegateImpl::OnAuthRequired(
     net::URLRequest* request,
@@ skipping 84 matching lines @@
 
 void ChromeExtensionsNetworkDelegate::OnCompleted(
     net::URLRequest* request,
     bool started) {
 }
 
 void ChromeExtensionsNetworkDelegate::OnURLRequestDestroyed(
     net::URLRequest* request) {
 }
 
-void ChromeExtensionsNetworkDelegate::OnURLRequestJobOrphaned(
-    net::URLRequest* request) {
-}
-
 void ChromeExtensionsNetworkDelegate::OnPACScriptError(
     int line_number,
     const base::string16& error) {
 }
 
 net::NetworkDelegate::AuthRequiredResponse
 ChromeExtensionsNetworkDelegate::OnAuthRequired(
     net::URLRequest* request,
     const net::AuthChallengeInfo& auth_info,
     const AuthCallback& callback,
     net::AuthCredentials* credentials) {
   return net::NetworkDelegate::AUTH_REQUIRED_RESPONSE_NO_ACTION;
 }