Treat files downloaded from the address bar as "always safe" (including extensions per discussion...

chrome/browser/ui/browser_navigator.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 "chrome/browser/ui/browser_navigator.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "chrome/browser/browser_about_handler.h"
@@ skipping 351 matching lines @@
   if (params->window_action == browser::NavigateParams::SHOW_WINDOW &&
       params->disposition == NEW_POPUP &&
       params->user_gesture == false) {
     params->window_action = browser::NavigateParams::SHOW_WINDOW_INACTIVE;
   }
 
   // Determine if the navigation was user initiated. If it was, we need to
   // inform the target TabContents, and we may need to update the UI.
   PageTransition::Type base_transition =
       PageTransition::StripQualifier(params->transition);
-  bool user_initiated = base_transition == PageTransition::TYPED ||
-                        base_transition == PageTransition::AUTO_BOOKMARK;
+  bool user_initiated = params->transition & PageTransition::FROM_ADDRESS_BAR ||
+      base_transition == PageTransition::TYPED ||
+      base_transition == PageTransition::AUTO_BOOKMARK ||
+      base_transition == PageTransition::GENERATED ||
+      base_transition == PageTransition::START_PAGE ||
+      base_transition == PageTransition::RELOAD ||
+      base_transition == PageTransition::KEYWORD;
 
   // Check if this is a singleton tab that already exists
   int singleton_index = GetIndexOfSingletonTab(params);
 
   // If no target TabContents was specified, we need to construct one if we are
   // supposed to target a new tab; unless it's a singleton that already exists.
   if (!params->target_contents && singleton_index < 0) {
     GURL url = params->url.is_empty() ? params->browser->GetHomePage()
                                       : params->url;
     if (params->disposition != CURRENT_TAB) {
@@ skipping 133 matching lines @@
                                     rewritten_url, replacements)) {
       params->target_contents = tab;
       return tab_index;
     }
   }
 
   return -1;
 }
 
 }  // namespace browser