Fix bytecode breakage with StructureModifier

Fixes #935

Author: dmulloy2

src/main/java/com/comphenix/protocol/events/PacketContainer.java

@@ -926,7 +926,7 @@ public StructureModifier<MinecraftKey> getMinecraftKeys() {
 	 */
 	public StructureModifier<Integer> getDimensions() {
 		if (NEW_DIMENSIONS) {
-			return structureModifier.withType(
+			return structureModifier.withParamType(
 					MinecraftReflection.getMinecraftClass("ResourceKey"),
 					BukkitConverters.getDimensionIDConverter(),
 					MinecraftReflection.getMinecraftClass("DimensionManager")
@@ -977,7 +977,7 @@ public StructureModifier<MovingObjectPositionBlock> getMovingBlockPositions() {
 	 * @return The Structure Modifier
 	 */
 	public StructureModifier<World> getWorldKeys() {
-		return structureModifier.withType(
+		return structureModifier.withParamType(
 				MinecraftReflection.getMinecraftClass("ResourceKey"),
 				BukkitConverters.getWorldKeyConverter(),
 				MinecraftReflection.getNmsWorldClass()

src/main/java/com/comphenix/protocol/reflect/StructureModifier.java

@@ -477,8 +477,20 @@ private static Type[] getParamTypes(Field field) {
 	 * @param converter - converts objects into the given type.
 	 * @return A structure modifier for fields of this type.
 	 */
+	public <T> StructureModifier<T> withType(Class fieldType, EquivalentConverter<T> converter) {
+		return withParamType(fieldType, converter);
+	}
+
+	/**
+	 * Retrieves a structure modifier that only reads and writes fields of a given type.
+	 * @param <T> Type
+	 * @param fieldType - the type, or supertype, of every field to modify.
+	 * @param converter - converts objects into the given type.
+	 * @param paramTypes - field type parameters
+	 * @return A structure modifier for fields of this type.
+	 */
 	@SuppressWarnings("unchecked")
-	public <T> StructureModifier<T> withType(Class fieldType, EquivalentConverter<T> converter, Class... paramTypes) {
+	public <T> StructureModifier<T> withParamType(Class fieldType, EquivalentConverter<T> converter, Class... paramTypes) {
 		if (fieldType == null) {
 			// It's not supported in this version, so return an empty modifier
 			return new StructureModifier<T>() {