Revert of Provide WebContents::CreateParams to tab helpers.

chrome/browser/prerender/prerender_contents.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 "chrome/browser/prerender/prerender_contents.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <functional>
@@ skipping 269 matching lines @@
   DCHECK_EQ(1U, alias_urls_.size());
 
   session_storage_namespace_id_ = session_storage_namespace->id();
   bounds_ = bounds;
 
   DCHECK(load_start_time_.is_null());
   load_start_time_ = base::TimeTicks::Now();
 
   prerendering_has_started_ = true;
 
-  content::WebContents::CreateParams create_params =
-      WebContents::CreateParams(profile_);
-  prerender_contents_.reset(
-      CreateWebContents(create_params, session_storage_namespace));
-  TabHelpers::AttachTabHelpers(prerender_contents_.get(), create_params);
+  prerender_contents_.reset(CreateWebContents(session_storage_namespace));
+  TabHelpers::AttachTabHelpers(prerender_contents_.get());
   content::WebContentsObserver::Observe(prerender_contents_.get());
 
   // Tag the prerender contents with the task manager specific prerender tag, so
   // that it shows up in the task manager.
   task_manager::WebContentsTags::CreateForPrerenderContents(
       prerender_contents_.get());
 
   web_contents_delegate_.reset(new WebContentsDelegateImpl(this));
   prerender_contents_.get()->SetDelegate(web_contents_delegate_.get());
   // Set the size of the prerender WebContents.
@@ skipping 138 matching lines @@
       NOTREACHED() << "Unexpected notification sent.";
       break;
   }
 }
 
 void PrerenderContents::OnRenderViewHostCreated(
     RenderViewHost* new_render_view_host) {
 }
 
 WebContents* PrerenderContents::CreateWebContents(
-    const content::WebContents::CreateParams& create_params,
     SessionStorageNamespace* session_storage_namespace) {
   // TODO(ajwong): Remove the temporary map once prerendering is aware of
   // multiple session storage namespaces per tab.
   content::SessionStorageNamespaceMap session_storage_namespace_map;
   session_storage_namespace_map[std::string()] = session_storage_namespace;
-  return WebContents::CreateWithSessionStorage(create_params,
-                                               session_storage_namespace_map);
+  return WebContents::CreateWithSessionStorage(
+      WebContents::CreateParams(profile_), session_storage_namespace_map);
 }
 
 void PrerenderContents::NotifyPrerenderStart() {
   DCHECK_EQ(FINAL_STATUS_MAX, final_status_);
   for (Observer& observer : observer_list_)
     observer.OnPrerenderStart(this);
 }
 
 void PrerenderContents::NotifyPrerenderStopLoading() {
   for (Observer& observer : observer_list_)
@@ skipping 322 matching lines @@
   idle_resources_.push_back(throttle);
 }
 
 void PrerenderContents::AddNetworkBytes(int64_t bytes) {
   network_bytes_ += bytes;
   for (Observer& observer : observer_list_)
     observer.OnPrerenderNetworkBytesChanged(this);
 }
 
 }  // namespace prerender