Allow content script insertion on about:-URLs.

extensions/common/user_script.cc

 // Copyright 2013 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 "extensions/common/user_script.h"
 
 #include "base/command_line.h"
 #include "base/pickle.h"
 #include "base/strings/string_util.h"
 #include "extensions/common/switches.h"
@@ skipping 14 matching lines @@
 }  // namespace
 
 namespace extensions {
 
 // The bitmask for valid user script injectable schemes used by URLPattern.
 enum {
   kValidUserScriptSchemes = URLPattern::SCHEME_CHROMEUI |
                             URLPattern::SCHEME_HTTP |
                             URLPattern::SCHEME_HTTPS |
                             URLPattern::SCHEME_FILE |
-                            URLPattern::SCHEME_FTP
+                            URLPattern::SCHEME_FTP |
+                            URLPattern::SCHEME_ABOUT
 };
 
 // static
 const char UserScript::kFileExtension[] = ".user.js";
 
 bool UserScript::IsURLUserScript(const GURL& url,
                                  const std::string& mime_type) {
   return EndsWith(url.ExtractFileName(), kFileExtension, false) &&
       mime_type != "text/html";
 }
@@ skipping 181 matching lines @@
   CHECK(pickle.ReadUInt64(iter, &num_files));
   scripts->clear();
   for (uint64 i = 0; i < num_files; ++i) {
     File file;
     file.Unpickle(pickle, iter);
     scripts->push_back(file);
   }
 }
 
 }  // namespace extensions