remove unused method, minor comment edits

Signed-off-by: ceki <[email protected]>

Author: ceki

logback-core/src/main/java/ch/qos/logback/core/model/processor/AppenderRefDependencyAnalyser.java

@@ -38,7 +38,7 @@ public void handle(ModelInterpretationContext mic, Model model) throws ModelHand
 
         Model depender;
         if (mic.isModelStackEmpty()) {
-            // appenderRefModel maybe the dependent model. This is the case in logback-access
+            // appenderRefModel maybe the depender. This is the case in logback-access
             depender = appenderRefModel;
         } else {
             Model parentModel = mic.peekModel();

logback-core/src/main/java/ch/qos/logback/core/model/processor/DefaultProcessor.java

@@ -281,6 +281,7 @@ private boolean dependencyIsADirectSubmodel(Model model) {
     }
 
     private boolean allDependenciesStarted(Model model) {
+        // assumes that DependencyDefinitions have been registered
         List<String> dependencyNames = mic.getDependeeNamesForModel(model);
 
         if (dependencyNames == null || dependencyNames.isEmpty()) {
@@ -295,25 +296,6 @@ private boolean allDependenciesStarted(Model model) {
         return true;
     }
 
-    ModelHandlerBase instantiateHandler(Class<? extends ModelHandlerBase> handlerClass) {
-        try {
-            Constructor<? extends ModelHandlerBase> commonConstructor = getWithContextConstructor(handlerClass);
-            if (commonConstructor != null) {
-                return commonConstructor.newInstance(context);
-            }
-            Constructor<? extends ModelHandlerBase> constructorWithBDC = getWithContextAndBDCConstructor(handlerClass);
-            if (constructorWithBDC != null) {
-                return constructorWithBDC.newInstance(context, mic.getBeanDescriptionCache());
-            }
-            addError("Failed to find suitable constructor for class [" + handlerClass + "]");
-            return null;
-        } catch (InstantiationException | IllegalAccessException | SecurityException | IllegalArgumentException
-                | InvocationTargetException e1) {
-            addError("Failed to instantiate " + handlerClass);
-            return null;
-        }
-    }
-
     private Constructor<? extends ModelHandlerBase> getWithContextConstructor(
             Class<? extends ModelHandlerBase> handlerClass) {
         try {