Added back in the lost class

src/main/java/net/minecraftforge/client/model/pipeline/VertexTransformer.java

@@ -0,0 +1,39 @@
+package net.minecraftforge.client.model.pipeline;
+
+import net.minecraft.client.renderer.vertex.VertexFormat;
+import net.minecraft.util.EnumFacing;
+
+public class VertexTransformer implements IVertexConsumer
+{
+    protected final IVertexConsumer parent;
+
+    public VertexTransformer(IVertexConsumer parent)
+    {
+        this.parent = parent;
+    }
+
+    public VertexFormat getVertexFormat()
+    {
+        return parent.getVertexFormat();
+    }
+
+    public void setQuadTint(int tint)
+    {
+        parent.setQuadTint(tint);
+    }
+
+    public void setQuadOrientation(EnumFacing orientation)
+    {
+        parent.setQuadOrientation(orientation);
+    }
+
+    public void setQuadColored()
+    {
+        parent.setQuadColored();
+    }
+
+    public void put(int element, float... data)
+    {
+        parent.put(element, data);
+    }
+}