OOPIF: Don't crash when running layout tests that have an OOP iframe.

content/shell/renderer/layout_test/webkit_test_runner.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/renderer/layout_test/webkit_test_runner.h"
 
 #include <algorithm>
 #include <clocale>
 #include <cmath>
 
@@ skipping 639 matching lines @@
 void WebKitTestRunner::Reset() {
   // The proxy_ is always non-NULL, it is set right after construction.
   proxy_->set_widget(render_view()->GetWebView());
   proxy_->Reset();
   prefs_.Reset();
   routing_ids_.clear();
   session_histories_.clear();
   current_entry_indexes_.clear();
 
   render_view()->ClearEditCommands();
-  render_view()->GetWebView()->mainFrame()->setName(WebString());
+  if (render_view()->GetWebView()->mainFrame()->isWebLocalFrame())
+    render_view()->GetWebView()->mainFrame()->setName(WebString());
   render_view()->GetWebView()->mainFrame()->clearOpener();
 
   // Resetting the internals object also overrides the WebPreferences, so we
   // have to sync them to WebKit again.
-  WebTestingSupport::resetInternalsObject(
-      render_view()->GetWebView()->mainFrame()->toWebLocalFrame());
-  render_view()->SetWebkitPreferences(render_view()->GetWebkitPreferences());
+  if (render_view()->GetWebView()->mainFrame()->isWebLocalFrame()) {
+    WebTestingSupport::resetInternalsObject(
+        render_view()->GetWebView()->mainFrame()->toWebLocalFrame());
+    render_view()->SetWebkitPreferences(render_view()->GetWebkitPreferences());
+  }
 }
 
 // Private methods  -----------------------------------------------------------
 
 void WebKitTestRunner::CaptureDump() {
   WebTestInterfaces* interfaces =
       LayoutTestRenderProcessObserver::GetInstance()->test_interfaces();
   TRACE_EVENT0("shell", "WebKitTestRunner::CaptureDump");
 
   if (interfaces->TestRunner()->ShouldDumpAsAudio()) {
@@ skipping 101 matching lines @@
 
   leak_detector_->TryLeakDetection(main_frame);
 }
 
 void WebKitTestRunner::ReportLeakDetectionResult(
     const LeakDetectionResult& report) {
   Send(new ShellViewHostMsg_LeakDetectionDone(routing_id(), report));
 }
 
 }  // namespace content