Initial PlzNavigate RDH-side logic.

content/browser/frame_host/navigator.h

 // 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.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
 #include "content/common/content_export.h"
@@ skipping 10 matching lines @@
 }
 
 namespace content {
 
 class FrameTreeNode;
 class NavigationControllerImpl;
 class NavigationEntryImpl;
 class NavigationRequest;
 class NavigatorDelegate;
 class RenderFrameHostImpl;
+class StreamHandle;
 struct CommonNavigationParams;
 struct NavigationBeforeCommitInfo;
+struct ResourceResponse;
 
 // Implementations of this interface are responsible for performing navigations
 // in a node of the FrameTree. Its lifetime is bound to all FrameTreeNode
 // objects that are using it and will be released once all nodes that use it are
 // freed. The Navigator is bound to a single frame tree and cannot be used by
 // multiple instances of FrameTree.
 // TODO(nasko): Move all navigation methods, such as didStartProvisionalLoad
 // from WebContentsImpl to this interface.
 class CONTENT_EXPORT Navigator : public base::RefCounted<Navigator> {
  public:
@@ skipping 77 matching lines @@
   // called).
   virtual void OnBeginNavigation(
       FrameTreeNode* frame_tree_node,
       const FrameHostMsg_BeginNavigation_Params& params,
       const CommonNavigationParams& common_params) {}
 
   // PlzNavigate
   // Signal |render_frame_host| that a navigation is ready to commit (the
   // response to the navigation request has been received).
   virtual void CommitNavigation(FrameTreeNode* frame_tree_node,
-                                const NavigationBeforeCommitInfo& info) {}
+                                ResourceResponse* response,
+                                scoped_ptr<StreamHandle> body);
 
   // PlzNavigate
   // Cancel a NavigationRequest for |frame_tree_node|. Called when
   // |frame_tree_node| is destroyed.
   virtual void CancelNavigation(FrameTreeNode* frame_tree_node) {}
 
   // Called when the first resource request for a given navigation is executed
   // so that it can be tracked into an histogram.
   virtual void LogResourceRequestTime(
     base::TimeTicks timestamp, const GURL& url) {};
 
  protected:
   friend class base::RefCounted<Navigator>;
   virtual ~Navigator() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_