Magento_Widget-fix-support-for-multiple-parameter-dependencies.patch

--- etc/widget.xsd.org	2017-03-09 23:15:28.210504683 +0100
+++ etc/widget.xsd	2017-03-09 23:15:32.122359252 +0100
@@ -209,8 +209,8 @@
         <xs:annotation>
             <xs:documentation>List of parameters this parameter depends on.</xs:documentation>
         </xs:annotation>
-        <xs:all>
+        <xs:choice maxOccurs="unbounded">
             <xs:element name="parameter" type="dependsParameterType" />
-        </xs:all>
+        </xs:choice>
     </xs:complexType>
 </xs:schema>
--- etc/widget_file.xsd.org	2017-03-09 23:15:52.457603263 +0100
+++ etc/widget_file.xsd	2017-03-09 23:15:56.977435232 +0100
@@ -209,8 +209,8 @@
         <xs:annotation>
             <xs:documentation>List of parameters this parameter depends on.</xs:documentation>
         </xs:annotation>
-        <xs:all>
+        <xs:choice maxOccurs="unbounded">
             <xs:element name="parameter" type="dependsParameterType" />
-        </xs:all>
+        </xs:choice>
     </xs:complexType>
 </xs:schema>
--- Model/Config/Converter.php.org	2017-03-09 23:28:51.660635367 +0100
+++ Model/Config/Converter.php	2017-03-09 23:34:34.083905332 +0100
@@ -231,11 +231,22 @@
                 );
             }
             $parameterAttributes = $childNode->attributes;
-            $depends[$parameterAttributes->getNamedItem(
-                'name'
-            )->nodeValue] = [
-                'value' => $parameterAttributes->getNamedItem('value')->nodeValue,
-            ];
+
+            $dependencyName = $parameterAttributes->getNamedItem('name')->nodeValue;
+            $dependencyValue = $parameterAttributes->getNamedItem('value')->nodeValue;
+
+            if (!isset($depends[$dependencyName])) {
+                $depends[$dependencyName] = [
+                    'value' => $dependencyValue,
+                ];
+
+                continue;
+            } else if (!isset($depends[$dependencyName]['values'])) {
+                $depends[$dependencyName]['values'] = [$depends[$dependencyName]['value']];
+                unset($depends[$dependencyName]['value']);
+            }
+
+            $depends[$dependencyName]['values'][] = $dependencyValue;
         }
         return $depends;
     }