MAGETWO-87521: Fixed issue #10738: Empty attribute label is displayed on product pag… #13532

 - Merge Pull Request #13532 from hostep/magento2:backport-pr-11169
 - Merged commits:
   1. 00f29c0

Author: orlangur

app/code/Magento/Catalog/view/frontend/layout/catalog_product_view.xml

@@ -94,7 +94,7 @@
                         <argument name="at_call" xsi:type="string">getShortDescription</argument>
                         <argument name="at_code" xsi:type="string">short_description</argument>
                         <argument name="css_class" xsi:type="string">overview</argument>
-                        <argument name="at_label" translate="true" xsi:type="string">none</argument>
+                        <argument name="at_label" xsi:type="string">none</argument>
                         <argument name="title" translate="true" xsi:type="string">Overview</argument>
                         <argument name="add_attribute" xsi:type="string">itemprop="description"</argument>
                     </arguments>
@@ -109,7 +109,7 @@
                         <argument name="at_call" xsi:type="string">getDescription</argument>
                         <argument name="at_code" xsi:type="string">description</argument>
                         <argument name="css_class" xsi:type="string">description</argument>
-                        <argument name="at_label" translate="true" xsi:type="string">none</argument>
+                        <argument name="at_label" xsi:type="string">none</argument>
                         <argument name="title" translate="true" xsi:type="string">Details</argument>
                     </arguments>
                 </block>

app/code/Magento/Catalog/view/frontend/templates/product/view/attribute.phtml

@@ -22,6 +22,12 @@ $_attributeLabel = $block->getAtLabel();
 $_attributeType = $block->getAtType();
 $_attributeAddAttribute = $block->getAddAttribute();
 
+$renderLabel = true;
+// if defined as 'none' in layout, do not render
+if ($_attributeLabel == 'none') {
+    $renderLabel = false;
+}
+
 if ($_attributeLabel && $_attributeLabel == 'default') {
     $_attributeLabel = $_product->getResource()->getAttribute($_code)->getFrontendLabel();
 }
@@ -34,7 +40,7 @@ if ($_attributeType && $_attributeType == 'text') {
 
 <?php if ($_attributeValue): ?>
 <div class="product attribute <?php /* @escapeNotVerified */ echo $_className?>">
-    <?php if ($_attributeLabel != __('none')): ?><strong class="type"><?php /* @escapeNotVerified */ echo $_attributeLabel?></strong><?php endif; ?>
+    <?php if ($renderLabel): ?><strong class="type"><?php /* @escapeNotVerified */ echo $_attributeLabel?></strong><?php endif; ?>
     <div class="value" <?php /* @escapeNotVerified */ echo $_attributeAddAttribute;?>><?php /* @escapeNotVerified */ echo $_attributeValue; ?></div>
 </div>
 <?php endif; ?>