Pepper: Add a X-Requested-With header to URL requests done for Pepper plugins.

webkit/plugins/ppapi/ppapi_plugin_instance.cc

 // 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.
 
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 1519 matching lines @@
     return PP_ERROR_FAILED;
 
   WebDocument document = container_->element().document();
   WebFrame* frame = document.frame();
   if (!frame)
     return PP_ERROR_FAILED;
 
   ::ppapi::URLRequestInfoData completed_request = request;
 
   WebURLRequest web_request;
-  if (!CreateWebURLRequest(&completed_request, frame, &web_request))
+  if (!CreateWebURLRequest(pp_instance(), &completed_request, frame,
+                           &web_request))
     return PP_ERROR_FAILED;
   web_request.setFirstPartyForCookies(document.firstPartyForCookies());
   web_request.setHasUserGesture(from_user_action);
 
   GURL gurl(web_request.url());
   if (gurl.SchemeIs("javascript")) {
     // In imitation of the NPAPI implementation, only |target_frame == frame| is
     // allowed for security reasons.
     WebFrame* target_frame =
         frame->view()->findFrameByName(WebString::fromUTF8(target), frame);
@@ skipping 951 matching lines @@
   screen_size_for_fullscreen_ = gfx::Size();
   WebElement element = container_->element();
   element.setAttribute(WebString::fromUTF8(kWidth), width_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kHeight), height_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kBorder), border_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kStyle), style_before_fullscreen_);
 }
 
 }  // namespace ppapi
 }  // namespace webkit