[content shell] delete unused code

content/shell/shell_content_renderer_client.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 "content/shell/shell_content_renderer_client.h"
 
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_switches.h"
@@ skipping 63 matching lines @@
   std::string mime_type = params.mimeType.utf8();
   if (mime_type == content::kBrowserPluginMimeType) {
     // Allow browser plugin in content_shell only if it is forced by flag.
     // Returning true here disables the plugin.
     return !CommandLine::ForCurrentProcess()->HasSwitch(
         switches::kEnableBrowserPluginForAllViewTypes);
   }
   return false;
 }
 
-bool ShellContentRendererClient::WillSendRequest(
-    WebFrame* frame,
-    PageTransition transition_type,
-    const GURL& url,
-    const GURL& first_party_for_cookies,
-    GURL* new_url) {
-  CommandLine* command_line = CommandLine::ForCurrentProcess();
-  if (!command_line->HasSwitch(switches::kDumpRenderTree))
-    return false;
-  ShellRenderProcessObserver* render_process_observer =
-      ShellRenderProcessObserver::GetInstance();
-  if (!command_line->HasSwitch(switches::kAllowExternalPages) &&
-      IsExternalPage(url) && !IsExternalPage(first_party_for_cookies)) {
-    if (render_process_observer->test_delegate()) {
-      render_process_observer->test_delegate()->printMessage(
-          std::string("Blocked access to external URL " + url.spec() + "\n"));
-    }
-    *new_url = GURL();
-    return true;
-  }
-  if (render_process_observer->test_delegate()) {
-    *new_url = render_process_observer->test_delegate()->rewriteLayoutTestsURL(
-        url.spec());
-  }
-  return true;
-}
-
 }  // namespace content