Allow POST method when converting file protocol to http protocol for layout tests.

webkit/tools/test_shell/simple_resource_loader_bridge.cc

 // Copyright (c) 2011 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.
 //
 // This file contains an implementation of the ResourceLoaderBridge class.
 // The class is implemented using net::URLRequest, meaning it is a "simple"
 // version that directly issues requests. The more complicated one used in the
 // browser uses IPC.
 //
 // Because net::URLRequest only provides an asynchronous resource loading API,
@@ skipping 567 matching lines @@
 
   // Called on owner thread
   void ConvertRequestParamsForFileOverHTTPIfNeeded(RequestParams* params) {
     // Reset the status.
     file_url_prefix_ .clear();
     failed_file_request_status_.reset();
     // Only do this when enabling file-over-http and request is file scheme.
     if (!g_file_over_http_params || !params->url.SchemeIsFile())
       return;
 
-    // For file protocol, method must be GET or NULL.
-    DCHECK(params->method == "GET" || params->method.empty());
-    // File protocol doesn't support upload.
-    DCHECK(!params->upload);
-    DCHECK(params->referrer.is_empty());
+    // For file protocol, method must be GET, POST or NULL.
+    DCHECK(params->method == "GET" || params->method == "POST" ||
+           params->method.empty());
     DCHECK(!params->download_to_file);
 
-    // "GET" is the only method we allow.
-    params->method = "GET";
+    if (params->method.empty())
+      params->method = "GET";
     std::string original_request = params->url.spec();
     std::string::size_type found =
         original_request.find(g_file_over_http_params->file_path_template);
     if (found == std::string::npos)
       return;
     found += g_file_over_http_params->file_path_template.size();
     file_url_prefix_ = original_request.substr(0, found);
     original_request.replace(0, found,
         g_file_over_http_params->http_prefix.spec());
     params->url = GURL(original_request);
@@ skipping 433 matching lines @@
 
 // static
 void SimpleResourceLoaderBridge::AllowFileOverHTTP(
     const std::string& file_path_template, const GURL& http_prefix) {
   DCHECK(!file_path_template.empty());
   DCHECK(http_prefix.is_valid() &&
          (http_prefix.SchemeIs("http") || http_prefix.SchemeIs("https")));
   g_file_over_http_params = new FileOverHTTPParams(file_path_template,
                                                    http_prefix);
 }