cid#1326861,1326862: Eq: Problems with implementation of equals()

Cloneable, odd additional equals overloads, odd hasCode implementation---all
smells like clueless cargo cult.  And I see no place where it would get used.

Change-Id: Icca89531ce9181fb47eacfb6fae704f4f45012a9

scripting/java/com/sun/star/script/framework/container/ScriptEntry.java

@@ -21,7 +21,7 @@ package com.sun.star.script.framework.container;
 import java.util.HashMap;
 import java.util.Map;
 
-public class ScriptEntry implements Cloneable {
+public class ScriptEntry {
 
     private final String language;
     private final String languagename;
@@ -56,23 +56,6 @@ public class ScriptEntry implements Cloneable {
         this.description = description;
     }
 
-    @Override
-    public Object clone() throws CloneNotSupportedException {
-        return super.clone();
-    }
-
-    public boolean equals(ScriptEntry other) {
-        return language.equals(other.getLanguage()) &&
-               languagename.equals(other.getLanguageName()) &&
-               logicalname.equals(other.getLogicalName()) &&
-               languagedepprops.equals(other.getLanguageProperties());
-    }
-
-    @Override
-    public int hashCode() {
-        return 0;
-    }
-
     public Map<String, String> getLanguageProperties() {
         return languagedepprops;
     }

scripting/java/com/sun/star/script/framework/container/ScriptMetaData.java

@@ -66,15 +66,6 @@ public class ScriptMetaData extends ScriptEntry {
         return (source != null && hasSource) ? source.getBytes() : null;
     }
 
-    public boolean equals(ScriptMetaData other) {
-        return super.equals(other) && hasSource == other.hasSource();
-    }
-
-    @Override
-    public int hashCode() {
-        return 0;
-    }
-
     public String getScriptFullURL() {
         String url = "vnd.sun.star.script:" + parent.getName() + "."
                      + getLanguageName() + "?" + "language=" + getLanguage()