Implementation of network level throttler.

chrome/browser/ui/tab_contents/core_tab_helper.cc

 // Copyright (c) 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 "chrome/browser/ui/tab_contents/core_tab_helper.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 204 matching lines @@
       } else {
         *status_text =
             l10n_util::GetStringUTF16(IDS_LOAD_STATE_SENDING_REQUEST);
         return true;
       }
     case net::LOAD_STATE_WAITING_FOR_RESPONSE:
       *status_text =
           l10n_util::GetStringFUTF16(IDS_LOAD_STATE_WAITING_FOR_RESPONSE,
                                      source->GetLoadStateHost());
       return true;
+    case net::LOAD_STATE_THROTTLED:
+      *status_text = l10n_util::GetStringUTF16(IDS_LOAD_STATE_THROTTLED);
+      return true;
     // Ignore net::LOAD_STATE_READING_RESPONSE and net::LOAD_STATE_IDLE
     case net::LOAD_STATE_IDLE:
     case net::LOAD_STATE_READING_RESPONSE:
       break;
   }
   if (!guest_manager)
     return false;
 
   // TODO(robliao): Remove ScopedTracker below once https://crbug.com/467185 is
   // fixed.
@@ skipping 120 matching lines @@
     DCHECK(!content_type.empty());
     open_url_params.uses_post = true;
     open_url_params.browser_initiated_post_data =
         base::RefCountedString::TakeString(post_data);
     open_url_params.extra_headers += base::StringPrintf(
         "%s: %s\r\n", net::HttpRequestHeaders::kContentType,
         content_type.c_str());
   }
   web_contents()->OpenURL(open_url_params);
 }