diff --git a/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateNew.php b/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateNew.php
index 49e94f2..0c69841 100644
--- a/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateNew.php
+++ b/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateNew.php
@@ -7,9 +7,6 @@
 
 namespace Drupal\system\Plugin\ImageToolkit\Operation\gd;
 
-use Drupal\Component\Utility\Color;
-use Drupal\Component\Utility\SafeMarkup;
-
 /**
  * Defines GD2 create_new image operation.
  *
diff --git a/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateTemp.php b/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateTemp.php
index a87d47f..5d36e32 100644
--- a/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateTemp.php
+++ b/core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateTemp.php
@@ -53,7 +53,7 @@ protected function arguments() {
   protected function validateArguments(array $arguments) {
     // Assure extension is supported.
     if (!in_array($arguments['extension'], $this->getToolkit()->getSupportedExtensions())) {
-      throw new \InvalidArgumentException(SafeMarkup::format("Invalid extension (@value) specified for the image 'convert' operation", array('@value' => $arguments['extension'])));
+      throw new \InvalidArgumentException(SafeMarkup::format("Invalid extension (@value) specified for the image 'create_temp' operation", array('@value' => $arguments['extension'])));
     }
 
     // Assure integers for width and height.
@@ -62,15 +62,15 @@ protected function validateArguments(array $arguments) {
 
     // Fail when width or height are 0 or negative.
     if ($arguments['width'] <= 0) {
-      throw new \InvalidArgumentException(SafeMarkup::format("Invalid width (@value) specified for the image 'create_new' operation", array('@value' => $arguments['width'])));
+      throw new \InvalidArgumentException(SafeMarkup::format("Invalid width (@value) specified for the image 'create_temp' operation", array('@value' => $arguments['width'])));
     }
     if ($arguments['height'] <= 0) {
-      throw new \InvalidArgumentException(SafeMarkup::format("Invalid height (@value) specified for the image 'create_new' operation", array('@value' => $arguments['height'])));
+      throw new \InvalidArgumentException(SafeMarkup::format("Invalid height (@value) specified for the image 'create_temp' operation", array('@value' => $arguments['height'])));
     }
 
     // Assure transparent color is a valid hex string.
     if ($arguments['transparent_color'] && !Color::validateHex($arguments['transparent_color'])) {
-      throw new \InvalidArgumentException(SafeMarkup::format("Invalid transparent color (@value) specified for the image 'create_new' operation", array('@value' => $arguments['transparent_color'])));
+      throw new \InvalidArgumentException(SafeMarkup::format("Invalid transparent color (@value) specified for the image 'create_temp' operation", array('@value' => $arguments['transparent_color'])));
     }
 
     return $arguments;