Index: wp-admin/includes/deprecated.php
===================================================================
--- wp-admin/includes/deprecated.php	(revision 59810)
+++ wp-admin/includes/deprecated.php	(working copy)
@@ -53,7 +53,7 @@
 }
 
 /**
- * Calculated the new dimensions for a downsampled image.
+ * Calculates the new dimensions for a downsampled image.
  *
  * @since 2.0.0
  * @deprecated 3.5.0 Use wp_constrain_dimensions()
Index: wp-includes/deprecated.php
===================================================================
--- wp-includes/deprecated.php	(revision 59810)
+++ wp-includes/deprecated.php	(working copy)
@@ -2890,6 +2890,7 @@
  */
 function debug_fclose( $fp ) {
 	_deprecated_function( __FUNCTION__, '3.4.0', 'error_log()' );
+	// Unused parameter.
 }
 
 /**
@@ -4804,7 +4805,7 @@
 			$value = 'lazy';
 		}
 
-		return str_replace( '<img', '<img loading="' . esc_attr( $value ) . '"', $image );
+		return str_replace( '<img ', '<img loading="' . esc_attr( $value ) . '" ', $image );
 	}
 
 	return $image;