Web MIDI: implement permission infobar

chrome/browser/profiles/profile_impl.cc

Index: chrome/browser/profiles/profile_impl.cc
diff --git a/chrome/browser/profiles/profile_impl.cc b/chrome/browser/profiles/profile_impl.cc
index 64492fcd1b1e8a09aef67c6eb7e8124df8d4505a..09be43e1a5ef2c629ce077993c6ce32412f2e9b1 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -44,6 +44,8 @@
 #include "chrome/browser/geolocation/chrome_geolocation_permission_context_factory.h"
 #include "chrome/browser/history/shortcuts_backend.h"
 #include "chrome/browser/history/top_sites.h"
+#include "chrome/browser/media/chrome_midi_permission_context.h"
+#include "chrome/browser/media/chrome_midi_permission_context_factory.h"
 #include "chrome/browser/metrics/metrics_service.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/net/net_pref_observer.h"
@@ -867,8 +869,12 @@ void ProfileImpl::RequestMIDISysExPermission(
       int render_view_id,
       const GURL& requesting_frame,
       const MIDISysExPermissionCallback& callback) {
-  // TODO(toyoshim): Implement. http://crbug.com/257618 .
-  callback.Run(false);
+  ChromeMIDIPermissionContext* context =
+      ChromeMIDIPermissionContextFactory::GetForProfile(this);
+  context->RequestMIDISysExPermission(render_process_id,
+                                      render_view_id,
+                                      requesting_frame,
+                                      callback);
 }
 
 content::ResourceContext* ProfileImpl::GetResourceContext() {