ChildProcessSecurityPolicy: Add DeleteFromFileSystem permission.

content/browser/child_process_security_policy_impl.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 CONTENT_BROWSER_CHILD_PROCESS_SECURITY_POLICY_IMPL_H_
 #define CONTENT_BROWSER_CHILD_PROCESS_SECURITY_POLICY_IMPL_H_
 
 
 #include <map>
 #include <set>
@@ skipping 39 matching lines @@
       const std::string& filesystem_id) OVERRIDE;
   virtual void GrantWriteFileSystem(
       int child_id,
       const std::string& filesystem_id) OVERRIDE;
   virtual void GrantCreateFileForFileSystem(
       int child_id,
       const std::string& filesystem_id) OVERRIDE;
   virtual void GrantCopyIntoFileSystem(
       int child_id,
       const std::string& filesystem_id) OVERRIDE;
+  virtual void GrantDeleteFromFileSystem(
+      int child_id,
+      const std::string& filesystem_id) OVERRIDE;
   virtual void GrantScheme(int child_id, const std::string& scheme) OVERRIDE;
   virtual bool CanReadFile(int child_id, const base::FilePath& file) OVERRIDE;
   virtual bool CanCreateReadWriteFile(int child_id,
                                       const base::FilePath& file) OVERRIDE;
   virtual bool CanReadFileSystem(int child_id,
                                  const std::string& filesystem_id) OVERRIDE;
   virtual bool CanReadWriteFileSystem(
       int child_id,
       const std::string& filesystem_id) OVERRIDE;
   virtual bool CanCopyIntoFileSystem(int child_id,
                                      const std::string& filesystem_id) OVERRIDE;
+  virtual bool CanDeleteFromFileSystem(
+      int child_id,
+      const std::string& filesystem_id) OVERRIDE;
 
   // Pseudo schemes are treated differently than other schemes because they
   // cannot be requested like normal URLs.  There is no mechanism for revoking
   // pseudo schemes.
   void RegisterPseudoScheme(const std::string& scheme);
 
   // Returns true iff |scheme| has been registered as pseudo scheme.
   bool IsPseudoScheme(const std::string& scheme);
 
   // Upon creation, child processes should register themselves by calling this
@@ skipping 49 matching lines @@
                    ResourceType::Type resource_type);
 
   // Explicit permissions checks for FileSystemURL specified files.
   bool CanReadFileSystemFile(int child_id, const fileapi::FileSystemURL& url);
   bool CanWriteFileSystemFile(int child_id, const fileapi::FileSystemURL& url);
   bool CanCreateFileSystemFile(int child_id, const fileapi::FileSystemURL& url);
   bool CanCreateReadWriteFileSystemFile(int child_id,
                                         const fileapi::FileSystemURL& url);
   bool CanCopyIntoFileSystemFile(int child_id,
                                  const fileapi::FileSystemURL& url);
+  bool CanDeleteFileSystemFile(int child_id,
+                               const fileapi::FileSystemURL& url);
 
   // Returns true if the specified child_id has been granted WebUIBindings.
   // The browser should check this property before assuming the child process is
   // allowed to use WebUIBindings.
   bool HasWebUIBindings(int child_id);
 
   // Returns true if the specified child_id has been granted ReadRawCookies.
   bool CanReadRawCookies(int child_id);
 
   // Returns true if the process is permitted to read and modify the cookies for
@@ skipping 112 matching lines @@
   WorkerToMainProcessMap worker_map_;
 
   FileSystemPermissionPolicyMap file_system_policy_map_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildProcessSecurityPolicyImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_CHILD_PROCESS_SECURITY_POLICY_IMPL_H_