crbug.com/124865 - DCHECK failure when pinning Chrome Web Store to Launcher

chrome/common/extensions/extension_resource.h

 // 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.
 
 #ifndef CHROME_COMMON_EXTENSIONS_EXTENSION_RESOURCE_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_RESOURCE_H_
 
 #include <string>
 
 #include "base/file_path.h"
@@ skipping 39 matching lines @@
   // file can be a symlink that links outside of |extension_root|.
   static FilePath GetFilePath(const FilePath& extension_root,
                               const FilePath& relative_path,
                               SymlinkPolicy symlink_policy);
 
   // Getters
   const std::string& extension_id() const { return extension_id_; }
   const FilePath& extension_root() const { return extension_root_; }
   const FilePath& relative_path() const { return relative_path_; }
 
-  bool empty() { return extension_root().empty(); }
+  bool empty() const { return extension_root().empty(); }
 
   // Unit test helpers.
   FilePath::StringType NormalizeSeperators(
       const FilePath::StringType& path) const;
   bool ComparePathWithDefault(const FilePath& path) const;
 
  private:
   // The id of the extension that this resource is associated with.
   std::string extension_id_;
 
   // Extension root.
   FilePath extension_root_;
 
   // Relative path to resource.
   FilePath relative_path_;
 
   // If |follow_symlinks_anywhere_| is true then the resource itself must be
   // within |extension_root|, but it can be a symlink to a file that is not.
   bool follow_symlinks_anywhere_;
 
   // Full path to extension resource. Starts empty.
   mutable FilePath full_resource_path_;
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_RESOURCE_H_