Added method to get color class by id.

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@902 ed5b42cb-e716-0410-a449-f6a68f950b19

src/java/com/threerings/media/image/ColorPository.java

@@ -397,7 +397,7 @@ public class ColorPository implements Serializable
      */
     public ColorRecord getColorRecord (int classId, int colorId)
     {
-        ClassRecord record = _classes.get(classId);
+        ClassRecord record = getClassRecord(classId);
         if (record == null) {
             // if they request color class zero, we assume they're just
             // decoding a blank colorprint, otherwise we complain
@@ -433,6 +433,14 @@ public class ColorPository implements Serializable
         return record.colors.get(colorId);
     }
 
+    /**
+     * Looks up the requested color class record.
+     */
+    public ClassRecord getClassRecord (int classId)
+    {
+        return _classes.get(classId);
+    }
+
     /**
      * Adds a fully configured color class record to the pository. This is only called by the XML
      * parsing code, so pay it no mind.