Navigation transitions (web to native app): Pass data after starting provisional load (Chrome side)

content/browser/web_contents/web_contents_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 461 matching lines @@
   SessionStorageNamespaceMap GetSessionStorageNamespaceMap() override;
   FrameTree* GetFrameTree() override;
 
   // NavigatorDelegate ---------------------------------------------------------
 
   void DidStartProvisionalLoad(RenderFrameHostImpl* render_frame_host,
                                const GURL& validated_url,
                                bool is_error_page,
                                bool is_iframe_srcdoc) override;
   void DidStartNavigationTransition(
-      RenderFrameHostImpl* render_frame_host) override;
+      RenderFrameHostImpl* render_frame_host,
+      const TransitionLayerData& transition_data) override;
   void DidFailProvisionalLoadWithError(
       RenderFrameHostImpl* render_frame_host,
       const FrameHostMsg_DidFailProvisionalLoadWithError_Params& params)
       override;
   void DidFailLoadWithError(RenderFrameHostImpl* render_frame_host,
                             const GURL& url,
                             int error_code,
                             const base::string16& error_description) override;
   void DidCommitProvisionalLoad(RenderFrameHostImpl* render_frame_host,
                                 const GURL& url,
@@ skipping 720 matching lines @@
   scoped_ptr<WebContentsAudioMuter> audio_muter_;
 
   base::WeakPtrFactory<WebContentsImpl> loading_weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_