PepperFileRefHost: Port to use explicit permission grants in ChildProcessSecurityPolicy.

content/browser/renderer_host/pepper/pepper_file_ref_host.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FILE_REF_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FILE_REF_HOST_H_
 
 #include <string>
 
 #include "base/memory/weak_ptr.h"
@@ skipping 28 matching lines @@
   virtual int32_t Query(ppapi::host::ReplyMessageContext context) = 0;
   virtual int32_t ReadDirectoryEntries(
       ppapi::host::ReplyMessageContext context) = 0;
   virtual int32_t GetAbsolutePath(
       ppapi::host::ReplyMessageContext context) = 0;
   virtual fileapi::FileSystemURL GetFileSystemURL() const = 0;
   virtual std::string GetFileSystemURLSpec() const = 0;
   virtual base::FilePath GetExternalPath() const = 0;
 
   // Returns an error from the pp_errors.h enum.
-  virtual int32_t HasPermissions(int permissions) const = 0;
+  virtual int32_t CanRead() const = 0;
+  virtual int32_t CanWrite() const = 0;
+  virtual int32_t CanCreate() const = 0;
+  virtual int32_t CanReadWrite() const = 0;
 };
 
 class CONTENT_EXPORT PepperFileRefHost
     : public ppapi::host::ResourceHost,
       public base::SupportsWeakPtr<PepperFileRefHost> {
  public:
   PepperFileRefHost(BrowserPpapiHost* host,
                     PP_Instance instance,
                     PP_Resource resource,
                     PP_Resource file_system,
@@ skipping 13 matching lines @@
   virtual PepperFileRefHost* AsPepperFileRefHost() OVERRIDE;
 
   // Required to support Rename().
   PP_FileSystemType GetFileSystemType() const;
   fileapi::FileSystemURL GetFileSystemURL() const;
 
   // Required to support FileIO.
   std::string GetFileSystemURLSpec() const;
   base::FilePath GetExternalPath() const;
 
-  int32_t HasPermissions(int permissions) const;
+  int32_t CanRead() const;
+  int32_t CanWrite() const;
+  int32_t CanCreate() const;
+  int32_t CanReadWrite() const;
 
  private:
   int32_t OnMakeDirectory(ppapi::host::HostMessageContext* context,
                           bool make_ancestors);
   int32_t OnTouch(ppapi::host::HostMessageContext* context,
                   PP_Time last_access_time,
                   PP_Time last_modified_time);
   int32_t OnDelete(ppapi::host::HostMessageContext* context);
   int32_t OnRename(ppapi::host::HostMessageContext* context,
                    PP_Resource new_file_ref);
   int32_t OnQuery(ppapi::host::HostMessageContext* context);
   int32_t OnReadDirectoryEntries(ppapi::host::HostMessageContext* context);
   int32_t OnGetAbsolutePath(ppapi::host::HostMessageContext* context);
 
   BrowserPpapiHost* host_;
   scoped_ptr<PepperFileRefBackend> backend_;
   PP_FileSystemType fs_type_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperFileRefHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FILE_REF_HOST_H_