add generics on getDesciptorList calls

core/src/main/java/hudson/markup/MarkupFormatterDescriptor.java

@@ -38,6 +38,7 @@ public abstract class MarkupFormatterDescriptor extends Descriptor<MarkupFormatt
      * Returns all the registered {@link MarkupFormatterDescriptor}s.
      */
     public static DescriptorExtensionList<MarkupFormatter,MarkupFormatterDescriptor> all() {
-        return Hudson.getInstance().getDescriptorList(MarkupFormatter.class);
+        return Hudson.getInstance().<MarkupFormatter,MarkupFormatterDescriptor>
+                                    getDescriptorList(MarkupFormatter.class);
     }
 }

core/src/main/java/hudson/slaves/ComputerConnectorDescriptor.java

@@ -12,6 +12,7 @@ import hudson.model.Hudson;
  */
 public abstract class ComputerConnectorDescriptor extends Descriptor<ComputerConnector> {
     public static DescriptorExtensionList<ComputerConnector,ComputerConnectorDescriptor> all() {
-        return Hudson.getInstance().getDescriptorList(ComputerConnector.class);
+        return Hudson.getInstance().<ComputerConnector,ComputerConnectorDescriptor>
+                                    getDescriptorList(ComputerConnector.class);
     }
 }