Improve the UI for disabling off-store extension install.

chrome/browser/ui/webui/downloads_dom_handler.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/ui/webui/downloads_dom_handler.h"
 
 #include <algorithm>
 #include <functional>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/singleton.h"
 #include "base/metrics/histogram.h"
 #include "base/string_piece.h"
 #include "base/threading/thread.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/download/chrome_download_manager_delegate.h"
+#include "chrome/browser/download/download_crx_util.h"
 #include "chrome/browser/download/download_danger_prompt.h"
 #include "chrome/browser/download/download_history.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/download/download_service.h"
 #include "chrome/browser/download/download_service_factory.h"
 #include "chrome/browser/download/download_util.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
@@ skipping 175 matching lines @@
   // results.
   if (original_profile_download_manager_) {
     original_profile_download_manager_->SearchDownloads(
         WideToUTF16(search_text_), &download_items_);
   }
 
   sort(download_items_.begin(), download_items_.end(), DownloadItemSorter());
 
   // Remove any extension downloads.
   for (size_t i = 0; i < download_items_.size();) {
-    if (ChromeDownloadManagerDelegate::IsExtensionDownload(download_items_[i]))
+    if (download_crx_util::IsExtensionDownload(*download_items_[i]))
       download_items_.erase(download_items_.begin() + i);
     else
       i++;
   }
 
   // Add ourself to all download items as an observer.
   for (OrderedDownloads::iterator it = download_items_.begin();
        it != download_items_.end(); ++it) {
     if (static_cast<int>(it - download_items_.begin()) > kMaxDownloads)
       break;
@@ skipping 177 matching lines @@
 }
 
 content::DownloadItem* DownloadsDOMHandler::GetDownloadByValue(
     const ListValue* args) {
   int id;
   if (ExtractIntegerValue(args, &id)) {
     return GetDownloadById(id);
   }
   return NULL;
 }