Add support for chunked encoding in ChromeFrame for POST requests. This fixes...

chrome_frame/urlmon_url_request.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.
 
 #include "chrome_frame/urlmon_url_request.h"
 
 #include <wininet.h>
 #include <urlmon.h>
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/scoped_ptr.h"
 #include "base/string_number_conversions.h"
 #include "base/stringprintf.h"
 #include "base/threading/platform_thread.h"
 #include "base/utf_string_conversions.h"
 #include "chrome_frame/bind_context_info.h"
 #include "chrome_frame/chrome_frame_activex_base.h"
 #include "chrome_frame/extra_system_apis.h"
 #include "chrome_frame/html_utils.h"
 #include "chrome_frame/urlmon_url_request_private.h"
 #include "chrome_frame/urlmon_upload_data_stream.h"
 #include "chrome_frame/utils.h"
 #include "net/base/load_flags.h"
+#include "net/http/http_response_headers.h"
 #include "net/http/http_util.h"
-#include "net/http/http_response_headers.h"
 
 UrlmonUrlRequest::UrlmonUrlRequest()
     : pending_read_size_(0),
       headers_received_(false),
       calling_delegate_(0),
       thread_(NULL),
       parent_window_(NULL),
       privileged_mode_(false),
       pending_(false),
       is_expecting_download_(true),
@@ skipping 523 matching lines @@
                   << ": Aborting connection to URL:"
                   << url
                   << " as the binding has been aborted";
     return E_ABORT;
   }
 
   HRESULT hr = S_OK;
 
   std::string new_headers;
   if (post_data_len() > 0) {
-    // Tack on the Content-Length header since when using an IStream type
-    // STGMEDIUM, it looks like it doesn't get set for us :(
-    new_headers = base::StringPrintf(
-        "Content-Length: %s\r\n",
-        base::Int64ToString(post_data_len()).c_str());
+    if (is_chunked_upload()) {
+      new_headers = base::StringPrintf("Transfer-Encoding: chunked\r\n");
+    } else {
+      // Tack on the Content-Length header since when using an IStream type
+      // STGMEDIUM, it looks like it doesn't get set for us :(
+      new_headers = base::StringPrintf(
+          "Content-Length: %s\r\n",
+          base::Int64ToString(post_data_len()).c_str());
+    }
   }
 
   if (!extra_headers().empty()) {
     // TODO(robertshield): We may need to sanitize headers on POST here.
     new_headers += extra_headers();
   }
 
   if (!referrer().empty()) {
     // Referrer is famously misspelled in HTTP:
     new_headers += base::StringPrintf("Referer: %s\r\n", referrer().c_str());
@@ skipping 653 matching lines @@
       privacy_info_.privacy_records[UTF8ToWide(url)];
 
   privacy_entry.flags |= flags;
   privacy_entry.policy_ref = UTF8ToWide(policy_ref);
 
   if (fire_privacy_event && IsWindow(notification_window_)) {
     PostMessage(notification_window_, WM_FIRE_PRIVACY_CHANGE_NOTIFICATION, 1,
                 0);
   }
 }