Web MIDI: add RequestMIDISysExPermission to BrowserContext

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 7123d167924bda02a563ed9083cfd82eb546a2c6..d209ce108a536ff44bb84fb6a026ce9e4f36853f 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -862,6 +862,16 @@ ProfileImpl::GetMediaRequestContextForStoragePartition(
       .GetIsolatedMediaRequestContextGetter(partition_path, in_memory).get();
 }
 
+void ProfileImpl::RequestMIDISysExPermission(
+      int render_process_id,
+      int render_view_id,
+      int client_id,
+      const GURL& requesting_frame,
+      const MIDISysExPermissionCallback& callback) {
+  // TODO(toyoshim): Implement.
+  callback.Run(render_process_id, render_view_id, client_id, false);
+}
+
 content::ResourceContext* ProfileImpl::GetResourceContext() {
   return io_data_.GetResourceContext();
 }