Update MidiDispatcher to use Mojo Permission Service.

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 55 matching lines @@
                               const base::FilePath& file) override;
   bool CanReadFileSystem(int child_id,
                          const std::string& filesystem_id) override;
   bool CanReadWriteFileSystem(int child_id,
                               const std::string& filesystem_id) override;
   bool CanCopyIntoFileSystem(int child_id,
                              const std::string& filesystem_id) override;
   bool CanDeleteFromFileSystem(int child_id,
                                const std::string& filesystem_id) override;
   bool HasWebUIBindings(int child_id) override;
+  void GrantSendMidiSysExMessage(int child_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 26 matching lines @@
 
   // Grant the child process the ability to use Web UI Bindings.
   void GrantWebUIBindings(int child_id);
 
   // Grant the child process the ability to read raw cookies.
   void GrantReadRawCookies(int child_id);
 
   // Revoke read raw cookies permission.
   void RevokeReadRawCookies(int child_id);
 
-  // Grants permission to send system exclusive message to any MIDI devices.
-  void GrantSendMidiSysExMessage(int child_id);
-
   // Before servicing a child process's request for a URL, the browser should
   // call this method to determine whether the process has the capability to
   // request the URL.
   bool CanRequestURL(int child_id, const GURL& url);
 
   // Returns true if the process is permitted to load pages from
   // the given origin in main frames or subframes.
   // Only might return false if --site-per-process flag is used.
   bool CanLoadPage(int child_id,
                    const GURL& url,
@@ skipping 126 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_