Support POST in browser navaigation.

chrome/browser/ui/browser_navigator.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 CHROME_BROWSER_UI_BROWSER_NAVIGATOR_H_
 #define CHROME_BROWSER_UI_BROWSER_NAVIGATOR_H_
 
 #include <string>
 
+#include "base/memory/ref_counted.h"
+#include "base/memory/ref_counted_memory.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/global_request_id.h"
 #include "content/public/browser/page_navigator.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/common/referrer.h"
 #include "ui/base/window_open_disposition.h"
 #include "ui/gfx/rect.h"
 #include "url/gurl.h"
 
@@ skipping 36 matching lines @@
                  content::WebContents* a_target_contents);
   NavigateParams(Profile* profile,
                  const GURL& a_url,
                  content::PageTransition a_transition);
   ~NavigateParams();
 
   // The URL/referrer to be loaded. Ignored if |target_contents| is non-NULL.
   GURL url;
   content::Referrer referrer;
 
+  // Indicates whether this navigation will be sent using POST.
+  // The POST method is limited support for basic POST data by leveraging
+  // NavigationController::LOAD_TYPE_BROWSER_INITIATED_HTTP_POST.
+  // It is not for things like file uploads.
+  bool uses_post;
+
+  // The post data when the navigation uses POST.
+  scoped_refptr<base::RefCountedMemory> browser_initiated_post_data;
+
   // Extra headers to add to the request for this page.  Headers are
   // represented as "<name>: <value>" and separated by \r\n.  The entire string
   // is terminated by \r\n.  May be empty if no extra headers are needed.
   std::string extra_headers;
 
   // [in]  A WebContents to be navigated or inserted into the target
   //       Browser's tabstrip. If NULL, |url| or the homepage will be used
   //       instead. When non-NULL, Navigate() assumes it has already been
   //       navigated to its intended destination and will not load any URL in it
   //       (i.e. |url| is ignored).
@@ skipping 151 matching lines @@
 // Navigates according to the configuration specified in |params|.
 void Navigate(NavigateParams* params);
 
 // Returns true if the url is allowed to open in incognito window.
 bool IsURLAllowedInIncognito(const GURL& url,
                              content::BrowserContext* browser_context);
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_BROWSER_NAVIGATOR_H_