Remove OfflineURL from offline page

chrome/browser/android/webapps/add_to_homescreen_data_fetcher.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 "chrome/browser/android/webapps/add_to_homescreen_data_fetcher.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 19 matching lines @@
 #include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationLockType.h"
 #include "ui/display/display.h"
 #include "ui/display/screen.h"
 #include "ui/gfx/codec/png_codec.h"
 #include "ui/gfx/favicon_size.h"
 #include "url/gurl.h"
 
 namespace {
 
 // Looks up the original, online URL of the site requested.  The URL from the
-// WebContents may be an offline page or a distilled article which is not
-// appropriate for a home screen shortcut.
+// WebContents may be a distilled article which is not appropriate for a home
+// screen shortcut.
 GURL GetShortcutUrl(content::BrowserContext* browser_context,
                     const GURL& actual_url) {
-  GURL original_url =
-      dom_distiller::url_utils::GetOriginalUrlFromDistillerUrl(actual_url);
-
-  // If URL points to an offline content, get original URL.
-  GURL online_url =
-      offline_pages::OfflinePageUtils::MaybeGetOnlineURLForOfflineURL(
-          browser_context, original_url);
-  if (online_url.is_valid())
-    return online_url;
-
-  return original_url;
+  return dom_distiller::url_utils::GetOriginalUrlFromDistillerUrl(actual_url);
 }
 
 InstallableParams ParamsToPerformInstallableCheck(int ideal_icon_size_in_dp,
                                                   int minimum_icon_size_in_dp) {
   // TODO(hanxi): change check_installable to true for WebAPKs.
   InstallableParams params;
   params.ideal_icon_size_in_dp = ideal_icon_size_in_dp;
   params.minimum_icon_size_in_dp = minimum_icon_size_in_dp;
   params.check_installable = false;
   params.fetch_valid_icon = true;
@@ skipping 230 matching lines @@
 void AddToHomescreenDataFetcher::NotifyObserver(const SkBitmap& icon) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   if (!web_contents() || !weak_observer_ || is_icon_saved_)
     return;
 
   is_icon_saved_ = true;
   shortcut_icon_ = icon;
   is_ready_ = true;
   weak_observer_->OnDataAvailable(shortcut_info_, shortcut_icon_);
 }