Change old code from "unloadListnerChanged" model to new WebKit EnableSuddenT...

chrome/renderer/render_view.cc

 // Copyright (c) 2006-2008 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/renderer/render_view.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1629 matching lines @@
   std::wstring ignored_result;
   IPC::SyncMessage* msg = new ViewHostMsg_RunBeforeUnloadConfirm(
       routing_id_, message, &success,  &ignored_result);
 
   msg->set_pump_messages_event(modal_dialog_event_);
   Send(msg);
 
   return success;
 }
 
-void RenderView::OnUnloadListenerChanged(WebView* webview, WebFrame* webframe) {
-  bool has_listener = false;
-  if (!has_unload_listener_) {
-    has_listener = webframe->HasUnloadListener();
-  } else {
-    WebFrame* frame = webview->GetMainFrame();
-    while (frame != NULL) {
-      if (frame->HasUnloadListener()) {
-        has_listener = true;
-        break;
-      }
-      frame = webview->GetNextFrameAfter(frame, false);
-    }
-  }
-  if (has_listener != has_unload_listener_) {
-    has_unload_listener_ = has_listener;
-    Send(new ViewHostMsg_UnloadListenerChanged(routing_id_, has_listener));
-  }
+void RenderView::EnableSuddenTermination() {
+  Send(new ViewHostMsg_UnloadListenerChanged(routing_id_, false));
+}
+
+void RenderView::DisableSuddenTermination() {
+  Send(new ViewHostMsg_UnloadListenerChanged(routing_id_, true));
 }
 
 void RenderView::QueryFormFieldAutofill(const std::wstring& field_name,
                                         const std::wstring& text,
                                         int64 node_id) {
   static int message_id_counter = 0;
   form_field_autofill_request_id_ = message_id_counter++;
   Send(new ViewHostMsg_QueryFormFieldAutofill(routing_id_,
                                               field_name, text,
                                               node_id,
@@ skipping 1047 matching lines @@
           template_resource_id));
 
   if (template_html.empty()) {
     NOTREACHED() << "unable to load template. ID: " << template_resource_id;
     return "";
   }
   // "t" is the id of the templates root node.
   return jstemplate_builder::GetTemplateHtml(
       template_html, &error_strings, "t");
 }