Navigation transitions (web to native app): Clear navigation transition data

content/browser/frame_host/render_frame_host_manager.cc

 // Copyright 2013 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/browser/frame_host/render_frame_host_manager.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 386 matching lines @@
 
   RenderProcessHostImpl* process =
       static_cast<RenderProcessHostImpl*>(render_frame_host_->GetProcess());
   process->ResumeResponseDeferredAtStart(*response_started_id_);
 
   render_frame_host_->ClearPendingTransitionRequestData();
 
   response_started_id_.reset();
 }
 
+void RenderFrameHostManager::ClearNavigationTransitionData() {
+  render_frame_host_->ClearPendingTransitionRequestData();
+}
+
 void RenderFrameHostManager::DidNavigateFrame(
     RenderFrameHostImpl* render_frame_host) {
   if (!cross_navigation_pending_) {
     DCHECK(!pending_render_frame_host_);
 
     // We should only hear this from our current renderer.
     DCHECK_EQ(render_frame_host_, render_frame_host);
 
     // Even when there is no pending RVH, there may be a pending Web UI.
     if (pending_web_ui())
@@ skipping 1190 matching lines @@
 void RenderFrameHostManager::DeleteRenderFrameProxyHost(
     SiteInstance* instance) {
   RenderFrameProxyHostMap::iterator iter = proxy_hosts_.find(instance->GetId());
   if (iter != proxy_hosts_.end()) {
     delete iter->second;
     proxy_hosts_.erase(iter);
   }
 }
 
 }  // namespace content