Set an empty HTTP origin header if needed in RenderFrame::willSendRequest

content/renderer/render_frame_impl.cc

 // 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.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 2400 matching lines @@
 
   // Add the default accept header for frame request if it has not been set
   // already.
   if ((request.targetType() == blink::WebURLRequest::TargetIsMainFrame ||
        request.targetType() == blink::WebURLRequest::TargetIsSubframe) &&
       request.httpHeaderField(WebString::fromUTF8(kAcceptHeader)).isEmpty()) {
     request.setHTTPHeaderField(WebString::fromUTF8(kAcceptHeader),
                                WebString::fromUTF8(kDefaultAcceptHeader));
   }
 
+  // Add an empty HTTP origin header for non GET methods if none is currently
+  // present.
+  request.addHTTPOriginIfNeeded(WebString());
+
   // Attach |should_replace_current_entry| state to requests so that, should
   // this navigation later require a request transfer, all state is preserved
   // when it is re-created in the new process.
   bool should_replace_current_entry = false;
   if (navigation_state->is_content_initiated()) {
     should_replace_current_entry = data_source->replacesCurrentHistoryItem();
   } else {
     // If the navigation is browser-initiated, the NavigationState contains the
     // correct value instead of the WebDataSource.
     //
@@ skipping 1133 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content