Implement NavigationControllerWebView.PostURL

content/public/browser/navigation_entry.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_PUBLIC_BROWSER_NAVIGATION_ENTRY_H_
 #define CONTENT_PUBLIC_BROWSER_NAVIGATION_ENTRY_H_
 
 #include <string>
 
+#include "base/memory/ref_counted_memory.h"
 #include "base/string16.h"
 #include "content/common/content_export.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/common/page_type.h"
 #include "content/public/common/referrer.h"
 
 class GURL;
 
 namespace content {
 
@@ skipping 98 matching lines @@
   // the name that the user things of the site as having.
   //
   // This URL will be is_empty() if the URL was navigated to some other way.
   // Callers should fall back on using the regular or display URL in this case.
   virtual const GURL& GetUserTypedURL() const = 0;
 
   // Post data is form data that was posted to get to this page. The data will
   // have to be reposted to reload the page properly. This flag indicates
   // whether the page had post data.
   //
-  // The actual post data is stored in the content_state and is extracted by
-  // WebKit to actually make the request.
+  // The actual post data is stored either in
+  // 1) browser_initiated_post_data when a new post data request is started.
+  // 2) content_state when a post request has started and is extracted by
+  //    WebKit to actually make the request.
   virtual void SetHasPostData(bool has_post_data) = 0;
   virtual bool GetHasPostData() const = 0;
 
   // The Post identifier associated with the page.
   virtual void SetPostID(int64 post_id) = 0;
   virtual int64 GetPostID() const = 0;
 
+  // Holds the raw post data of a browser initiated post request.
+  // For efficiency, this should be cleared when content_state is populated
+  // since the data is duplicated.
+  // Note, this field:
+  // 1) is not persisted in session restore.
+  // 2) is shallow copied with the static copy Create method above.
+  // 3) may be NULL so check before use.
+  virtual void SetBrowserInitiatedPostData(
+      const base::RefCountedMemory* data) = 0;
+  virtual const base::RefCountedMemory* GetBrowserInitiatedPostData() const = 0;

[boliu, 2012/07/31 00:05:11]

Per discussion with joth, changed to return a raw pointer since a this is not
thread safe so scoped_refptr does not offer much protection.

+
   // The favicon data and tracking information. See content::FaviconStatus.
   virtual const FaviconStatus& GetFavicon() const = 0;
   virtual FaviconStatus& GetFavicon() = 0;
 
   // All the SSL flags and state. See content::SSLStatus.
   virtual const SSLStatus& GetSSL() const = 0;
   virtual SSLStatus& GetSSL() = 0;
 
   // Store the URL that caused this NavigationEntry to be created.
   virtual void SetOriginalRequestURL(const GURL& original_url) = 0;
   virtual const GURL& GetOriginalRequestURL() const = 0;
 
   // Store whether or not we're overriding the user agent.
   virtual void SetIsOverridingUserAgent(bool override) = 0;
   virtual bool GetIsOverridingUserAgent() const = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_NAVIGATION_ENTRY_H_