Minimize dependency of user scripts....

chrome/browser/extensions/extension_file_util.cc

 // Copyright (c) 2009 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/extensions/extension_file_util.h"
 
 #include "app/l10n_util.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/scoped_temp_dir.h"
@@ skipping 166 matching lines @@
 
     // Themes cannot contain other extension types.
     return true;
   }
 
   // Validate that claimed script resources actually exist.
   for (size_t i = 0; i < extension->content_scripts().size(); ++i) {
     const UserScript& script = extension->content_scripts()[i];
 
     for (size_t j = 0; j < script.js_scripts().size(); j++) {
-      const FilePath& path =
-        script.js_scripts()[j].resource().GetFilePath();
+      const UserScript::File& js_script = script.js_scripts()[j];
+      const FilePath& path = ExtensionResource::GetFilePath(
+          js_script.extension_root(), js_script.relative_path());
       if (path.empty()) {
         *error = StringPrintf("Could not load '%s' for content script.",
                               WideToUTF8(path.ToWStringHack()).c_str());
         return false;
       }
     }
 
     for (size_t j = 0; j < script.css_scripts().size(); j++) {
-      const FilePath& path =
-        script.css_scripts()[j].resource().GetFilePath();
+      const UserScript::File& css_script = script.css_scripts()[j];
+      const FilePath& path = ExtensionResource::GetFilePath(
+          css_script.extension_root(), css_script.relative_path());
       if (path.empty()) {
         *error = StringPrintf("Could not load '%s' for content script.",
                               WideToUTF8(path.ToWStringHack()).c_str());
         return false;
       }
     }
   }
 
   // Validate claimed plugin paths.
   for (size_t i = 0; i < extension->plugins().size(); ++i) {
@@ skipping 187 matching lines @@
         "Filenames starting with \"_\" are reserved for use by the system.",
         filename.c_str());
       return false;
     }
   }
 
   return true;
 }
 
 }  // namespace extension_file_util