Revert of Solidify Entry discarding logic (NavigationHandle keeps its ID)

content/public/browser/navigation_handle.cc

 // Copyright 2015 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/public/browser/navigation_handle.h"
 
 #include <utility>
 
 #include "content/browser/frame_host/navigation_handle_impl.h"
 #include "content/browser/frame_host/navigator.h"
@@ skipping 11 matching lines @@
 
 // static
 scoped_ptr<NavigationHandle> NavigationHandle::CreateNavigationHandleForTesting(
     const GURL& url,
     RenderFrameHost* render_frame_host) {
   scoped_ptr<NavigationHandleImpl> handle_impl = NavigationHandleImpl::Create(
       url,
       static_cast<RenderFrameHostImpl*>(render_frame_host)->frame_tree_node(),
       false,  // is_synchronous
       false,  // is_srcdoc
-      base::TimeTicks::Now(), 0);
+      base::TimeTicks::Now());
   return scoped_ptr<NavigationHandle>(std::move(handle_impl));
 }
 
 }  // namespace content