Cancel prerender when a site tries to register a protocol handler.

chrome/browser/prerender/prerender_browsertest.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 <deque>
 
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
@@ skipping 1380 matching lines @@
   NavigateToDestURL();
 }
 
 // Checks that popups on a prerendered page cause cancellation.
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderPopup) {
   PrerenderTestURL("files/prerender/prerender_popup.html",
                    FINAL_STATUS_CREATE_NEW_WINDOW,
                    1);
 }
 
+// Checks that registering a protocol handler causes cancellation.
+IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderRegisterProtocolHandler) {
+  PrerenderTestURL("files/prerender/prerender_register_protocol_handler.html",
+                   FINAL_STATUS_REGISTER_PROTOCOL_HANDLER,
+                   1);
+}
+
 // Checks that renderers using excessive memory will be terminated.
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderExcessiveMemory) {
   ASSERT_TRUE(GetPrerenderManager());
   GetPrerenderManager()->mutable_config().max_bytes = 30 * 1024 * 1024;
   PrerenderTestURL("files/prerender/prerender_excessive_memory.html",
                    FINAL_STATUS_MEMORY_LIMIT_EXCEEDED,
                    1);
 }
 
 // Checks shutdown code while a prerender is active.
@@ skipping 832 matching lines @@
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderSSLReferrerPolicy) {
   set_use_https_src(true);
   set_loader_path("files/prerender/prerender_loader_with_referrer_policy.html");
   PrerenderTestURL("files/prerender/prerender_referrer_policy.html",
                    FINAL_STATUS_USED,
                    1);
   NavigateToDestURL();
 }
 
 }  // namespace prerender