PlzNavigate: store POST data in the FrameNavigationEntry

content/browser/frame_host/render_frame_host_manager.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_RENDER_FRAME_HOST_MANAGER_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_MANAGER_H_
 
 #include <stdint.h>
 
 #include <list>
@@ skipping 393 matching lines @@
   // Notifies the RenderFrameHostManager that a new NavigationRequest has been
   // created and set in the FrameTreeNode so that it can speculatively create a
   // new RenderFrameHost (and potentially a new process) if needed.
   void DidCreateNavigationRequest(NavigationRequest* request);
 
   // PlzNavigate
   // Called (possibly several times) during a navigation to select or create an
   // appropriate RenderFrameHost for the provided URL. The returned pointer will
   // be for the current or the speculative RenderFrameHost and the instance is
   // owned by this manager.
-  RenderFrameHostImpl* GetFrameHostForNavigation(
-      const NavigationRequest& request);
+  // |is_commit| should be true when the function is called when the navigation
+  // is ready to commit, false otherwise.
+  RenderFrameHostImpl* GetFrameHostForNavigation(NavigationRequest* request,
+                                                 bool is_commit);
 
   // PlzNavigate
   // Clean up any state for any ongoing navigation.
   void CleanUpNavigation();
 
   // PlzNavigate
   // Clears the speculative members, returning the RenderFrameHost to the caller
   // for disposal.
   std::unique_ptr<RenderFrameHostImpl> UnsetSpeculativeRenderFrameHost();
 
@@ skipping 366 matching lines @@
   std::unique_ptr<RenderFrameHostImpl> speculative_render_frame_host_;
 
   base::WeakPtrFactory<RenderFrameHostManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameHostManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_MANAGER_H_