[Offline Pages] Make prerenderer notify us of network progress.

chrome/browser/prerender/prerender_handle.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_handle.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 91 matching lines @@
   if (observer_)
     observer_->OnPrerenderDomContentLoaded(this);
 }
 
 void PrerenderHandle::OnPrerenderStop(PrerenderContents* prerender_contents) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   if (observer_)
     observer_->OnPrerenderStop(this);
 }
 
+void PrerenderHandle::OnPrerenderNetworkBytesChanged(
+    PrerenderContents* prerender_contents) {
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
+  if (observer_)
+    observer_->OnPrerenderNetworkBytesChanged(this);
+}
+
 bool PrerenderHandle::RepresentingSamePrerenderAs(
     PrerenderHandle* other) const {
   return other && other->prerender_data_ && prerender_data_ &&
          prerender_data_.get() == other->prerender_data_.get();
 }
 
 }  // namespace prerender