Add a PermissionContext subclass for the midi permission

chrome/browser/media/midi_sysex_permission_context.cc

 // 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.
 
-#include "chrome/browser/media/midi_permission_context.h"
+#include "chrome/browser/media/midi_sysex_permission_context.h"
 
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/permissions/permission_request_id.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "url/gurl.h"
 
-MidiPermissionContext::MidiPermissionContext(Profile* profile)
-    : PermissionContextBase(profile,
-                            CONTENT_SETTINGS_TYPE_MIDI_SYSEX) {}
+MidiSysexPermissionContext::MidiSysexPermissionContext(Profile* profile)
+    : PermissionContextBase(profile, CONTENT_SETTINGS_TYPE_MIDI_SYSEX) {}
 
-MidiPermissionContext::~MidiPermissionContext() {
-}
+MidiSysexPermissionContext::~MidiSysexPermissionContext() {}
 
-void MidiPermissionContext::UpdateTabContext(const PermissionRequestID& id,
-                                             const GURL& requesting_frame,
-                                             bool allowed) {
+void MidiSysexPermissionContext::UpdateTabContext(const PermissionRequestID& id,
+                                                  const GURL& requesting_frame,
+                                                  bool allowed) {
   TabSpecificContentSettings* content_settings =
       TabSpecificContentSettings::GetForFrame(id.render_process_id(),
                                               id.render_frame_id());
   if (!content_settings)
     return;
 
   if (allowed) {
     content_settings->OnMidiSysExAccessed(requesting_frame);
 
-    content::ChildProcessSecurityPolicy::GetInstance()->
-        GrantSendMidiSysExMessage(id.render_process_id());
+    content::ChildProcessSecurityPolicy::GetInstance()
+        ->GrantSendMidiSysExMessage(id.render_process_id());
   } else {
     content_settings->OnMidiSysExAccessBlocked(requesting_frame);
   }
 }
 
-bool MidiPermissionContext::IsRestrictedToSecureOrigins() const {
+bool MidiSysexPermissionContext::IsRestrictedToSecureOrigins() const {
   return true;
 }