Revert 105659 - Delay network requests on startup if any webRequest or webNavigation extensions a...

content/browser/renderer_host/resource_queue.cc

 // Copyright (c) 2011 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 "content/browser/renderer_host/resource_queue.h"
 
 #include "base/stl_util.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/renderer_host/global_request_id.h"
 #include "content/browser/renderer_host/resource_dispatcher_host_request_info.h"
@@ skipping 57 matching lines @@
 
   DCHECK(!ContainsKey(interested_delegates_, request_id));
   interested_delegates_[request_id] = interested_delegates;
 }
 
 void ResourceQueue::RemoveRequest(const GlobalRequestID& request_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   requests_.erase(request_id);
 }
 
-void ResourceQueue::StartDelayedRequests(ResourceQueueDelegate* delegate) {
+void ResourceQueue::StartDelayedRequest(ResourceQueueDelegate* delegate,
+                                        const GlobalRequestID& request_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DCHECK(!shutdown_);
 
-  for (RequestMap::iterator i = requests_.begin(); i != requests_.end(); ++i) {
-    GlobalRequestID request_id = i->first;
-    // Ignore requests that this delegate never asked to delay.
-    if (!ContainsKey(interested_delegates_, request_id) ||
-        !ContainsKey(interested_delegates_[request_id], delegate)) {
-      continue;
-    }
-    interested_delegates_[request_id].erase(delegate);
+  DCHECK(ContainsKey(interested_delegates_, request_id));
+  DCHECK(ContainsKey(interested_delegates_[request_id], delegate));
+  interested_delegates_[request_id].erase(delegate);
+  if (interested_delegates_[request_id].empty()) {
+    interested_delegates_.erase(request_id);
 
-    // If no more delegates want a delay, start the request.
-    if (interested_delegates_[request_id].empty()) {
-      interested_delegates_.erase(request_id);
-      net::URLRequest* request = i->second;
+    if (ContainsKey(requests_, request_id)) {
+      net::URLRequest* request = requests_[request_id];
       // The request shouldn't have started (SUCCESS is the initial state).
       DCHECK_EQ(net::URLRequestStatus::SUCCESS, request->status().status());
       request->Start();
     }
   }
 }