diff --git a/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php b/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php
index 75340be..aac5378 100644
--- a/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php
+++ b/core/modules/link/src/Plugin/Field/FieldWidget/LinkWidget.php
@@ -55,7 +55,7 @@ protected static function getUriAsDisplayableString($uri) {
       $uri_reference = explode(':', $uri, 2)[1];
       // @todo Present the leading slash to the user and hence delete the next
       //   block in https://www.drupal.org/node/2418017. There, we will also
-      //   remove the ability to enter '<front>' or '<none>', well expect '/'
+      //   remove the ability to enter '<front>' or '<none>', we will expect '/'
       //   and '' instead respectively.
       $path = parse_url($uri, PHP_URL_PATH);
       if ($path === '/') {
diff --git a/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php b/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php
index 93bd846..c4ae390 100644
--- a/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php
+++ b/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php
@@ -1998,7 +1998,8 @@ public function renderMoreLink() {
       if ($this->getOption('link_display') == 'custom_url' && $override_path = $this->getOption('link_url')) {
         $tokens = $this->getArgumentsTokens();
         $path = $this->viewsTokenReplace($override_path, $tokens);
-        $url = Url::fromUri('user-path:/' . $path);
+        // @todo Views should expect the leading slash; followup issue.
+        $url = Url::fromUserInput('/' . $path);
       }
       // Otherwise, use the URL for the display.
       else {
diff --git a/core/modules/views/src/Plugin/views/row/RssFields.php b/core/modules/views/src/Plugin/views/row/RssFields.php
index 82b1212..10ed129 100644
--- a/core/modules/views/src/Plugin/views/row/RssFields.php
+++ b/core/modules/views/src/Plugin/views/row/RssFields.php
@@ -144,7 +144,9 @@ public function render($row) {
     // Create the RSS item object.
     $item = new \stdClass();
     $item->title = $this->getField($row_index, $this->options['title_field']);
-    $item->link = Url::fromUri('user-path:/' . $this->getField($row_index, $this->options['link_field']))->setAbsolute()->toString();
+    // @todo Is this actually user input? If so, Views should expect a leading
+    // slash (followup).
+    $item->link = Url::fromUserInput('/' . $this->getField($row_index, $this->options['link_field']))->setAbsolute()->toString();
     $item->description = $this->getField($row_index, $this->options['description_field']);
     $item->elements = array(
       array('key' => 'pubDate', 'value' => $this->getField($row_index, $this->options['date_field'])),
@@ -158,7 +160,9 @@ public function render($row) {
     $item_guid = $this->getField($row_index, $this->options['guid_field_options']['guid_field']);
     if ($this->options['guid_field_options']['guid_field_is_permalink']) {
       $guid_is_permalink_string = 'true';
-      $item_guid = Url::fromUri('user-path:/' . $item_guid)->setAbsolute()->toString();
+    // @todo Is this actually user input? If so, Views should expect a leading
+    // slash (followup).
+      $item_guid = Url::fromUserInput('/' . $item_guid)->setAbsolute()->toString();
     }
     $item->elements[] = array(
       'key' => 'guid',
diff --git a/core/modules/views/views.theme.inc b/core/modules/views/views.theme.inc
index dca6e3c..69f6f96 100644
--- a/core/modules/views/views.theme.inc
+++ b/core/modules/views/views.theme.inc
@@ -336,7 +336,8 @@ function template_preprocess_views_view_summary(&$variables) {
       $base_path = $argument->options['summary_options']['base_path'];
       $tokens = $this->getArgumentsTokens();
       $base_path = $this->viewsTokenReplace($base_path, $tokens);
-      $url = Url::fromUri('user-path:/' . $base_path);
+      // @todo Views should expect a leading /. Needs followup issue.
+      $url = Url::fromUserInput('/' . $base_path);
     }
     else {
       $url = $view->getUrl($args)->setOptions($url_options);
@@ -405,7 +406,7 @@ function template_preprocess_views_view_summary_unformatted(&$variables) {
       $base_path = $argument->options['summary_options']['base_path'];
       $tokens = $this->getArgumentsTokens();
       $base_path = $this->viewsTokenReplace($base_path, $tokens);
-      $url = Url::fromUri('user-path:/' . $base_path);
+      $url = Url::fromUri('/' . $base_path);
     }
     else {
       $url = $view->getUrl($args)->setOptions($url_options);
@@ -914,8 +915,12 @@ function template_preprocess_views_view_rss(&$variables) {
 
     // Compare the link to the default home page; if it's the default home page,
     // just use $base_url.
+    // $todo The above comment seems out of date; also, this seems way messy.
+    //   Views should expect a leadig slash, but why are we doing our own
+    //   reverse-engineering for the front page route? And is this really user
+    //   input?
     $url_string = $url->setOptions($url_options)->toString();
-    if ($url_string === Url::fromUri('user-path:/' . $config->get('page.front'))->toString()) {
+    if ($url_string === Url::fromUserInput('/' . $config->get('page.front'))->toString()) {
       $url_string = Url::fromRoute('<front>')->setAbsolute()->toString();
     }