Trust the renderer's same-document navigation flag if it is a same-origin nav.

content/public/test/test_renderer_host.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/public/test/test_renderer_host.h"
 
 #include "base/run_loop.h"
 #include "content/browser/frame_host/navigation_entry_impl.h"
 #include "content/browser/renderer_host/render_view_host_factory.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
@@ skipping 132 matching lines @@
 
 void RenderViewHostTestHarness::NavigateAndCommit(const GURL& url) {
   static_cast<TestWebContents*>(web_contents())->NavigateAndCommit(url);
 }
 
 void RenderViewHostTestHarness::Reload() {
   NavigationEntry* entry = controller().GetLastCommittedEntry();
   DCHECK(entry);
   controller().Reload(false);
   static_cast<TestRenderViewHost*>(
-      rvh())->SendNavigate(entry->GetPageID(), entry->GetURL());
+      rvh())->SendNavigateWithTransition(
+          entry->GetPageID(), entry->GetURL(), PAGE_TRANSITION_RELOAD);
 }
 
 void RenderViewHostTestHarness::FailedReload() {
   NavigationEntry* entry = controller().GetLastCommittedEntry();
   DCHECK(entry);
   controller().Reload(false);
   static_cast<TestRenderViewHost*>(
       rvh())->SendFailedNavigate(entry->GetPageID(), entry->GetURL());
 }
 
@@ skipping 52 matching lines @@
 BrowserContext* RenderViewHostTestHarness::CreateBrowserContext() {
   return new TestBrowserContext();
 }
 
 void RenderViewHostTestHarness::SetRenderProcessHostFactory(
     RenderProcessHostFactory* factory) {
     rvh_test_enabler_.rvh_factory_->set_render_process_host_factory(factory);
 }
 
 }  // namespace content