Fix filesystem API file_handlers to work for drive on ChromeOS.

webkit/fileapi/external_mount_points.h

 // Copyright (c) 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.
 
 #ifndef WEBKIT_FILEAPI_EXTERNAL_MOUNT_POINTS_H_
 #define WEBKIT_FILEAPI_EXTERNAL_MOUNT_POINTS_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 63 matching lines @@
   // MountPoints overrides.
   virtual bool HandlesFileSystemMountType(FileSystemType type) const OVERRIDE;
   virtual bool RevokeFileSystem(const std::string& mount_name) OVERRIDE;
   virtual bool GetRegisteredPath(const std::string& mount_name,
                                  base::FilePath* path) const OVERRIDE;
   virtual bool CrackVirtualPath(const base::FilePath& virtual_path,
                                 std::string* mount_name,
                                 FileSystemType* type,
                                 base::FilePath* path) const OVERRIDE;
   virtual FileSystemURL CrackURL(const GURL& url) const OVERRIDE;
+  virtual FileSystemURL CrackFileSystemURL(
+      const FileSystemURL& url) const OVERRIDE;
   virtual FileSystemURL CreateCrackedFileSystemURL(
       const GURL& origin,
       FileSystemType type,
       const base::FilePath& path) const OVERRIDE;
 
-  // Retrieves the remote file system proxy for the registered file system.
+ // Retrieves the remote file system proxy for the registered file system.
   // Returns NULL if there is no file system with the given name, or if the file
   // system does not have a remote file system proxy.
   RemoteFileSystemProxyInterface* GetRemoteFileSystemProxy(
       const std::string& mount_name) const;
 
   // Returns a list of registered MountPointInfos (of <mount_name, path>).
   void AddMountPointInfosTo(std::vector<MountPointInfo>* mount_points) const;
 
   // Converts a path on a registered file system to virtual path relative to the
   // file system root. E.g. if 'Downloads' file system is mapped to
   // '/usr/local/home/Downloads', and |absolute| path is set to
   // '/usr/local/home/Downloads/foo', the method will set |virtual_path| to
   // 'Downloads/foo'.
   // Returns false if the path cannot be resolved (e.g. if the path is not
   // part of any registered filesystem).
   //
   // Returned virtual_path will have normalized path separators.
   bool GetVirtualPath(const base::FilePath& absolute_path,
-                      base::FilePath* virtual_path);
+                      base::FilePath* virtual_path) const;
 
   // Returns the virtual root path that looks like /<mount_name>.
   base::FilePath CreateVirtualRootPath(const std::string& mount_name) const;
 
  private:
   friend class base::RefCountedThreadSafe<ExternalMountPoints>;
 
   // Represents each file system instance (defined in the .cc).
   class Instance;
 
@@ skipping 37 matching lines @@
   base::FilePath GetVirtualRootPath() const;
 
  private:
   const std::string mount_name_;
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_EXTERNAL_MOUNT_POINTS_H_