Updates to DownloadItemGtk for supporting download items marked as DANGEROUS_CONTENT.

content/browser/download/download_state_info.cc

 // Copyright (c) 2011 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/browser/download/download_state_info.h"
 
 #include "content/browser/download/download_item.h"
 
 DownloadStateInfo::DownloadStateInfo()
     : path_uniquifier(0),
@@ skipping 24 matching lines @@
     : target_name(target),
       path_uniquifier(uniquifier),
       has_user_gesture(has_user_gesture),
       transition_type(transition_type),
       prompt_user_for_save_location(prompt_user_for_save_location),
       danger(danger_type),
       force_file_name(forced_name) {
 }
 
 bool DownloadStateInfo::IsDangerous() const {
-  // TODO(noelutz): At this point only the windows views UI supports
-  // warnings based on dangerous content.
-#ifdef OS_WIN
+  // TODO(noelutz): At this point only the windows views and Linux GTK UI
+  // supports warnings based on dangerous content.
+#if defined(OS_WIN) || defined(TOOLKIT_GTK)
   return (danger == DANGEROUS_FILE ||
           danger == DANGEROUS_URL ||
           danger == DANGEROUS_CONTENT);
 #else
   return (danger == DANGEROUS_FILE || danger == DANGEROUS_URL);
 #endif
 }