Changing scenegraph sample to use arrays.

Change-Id: Ifa454d503c1445efcad6e31243b65d75e62e3035
diff --git a/graphics/java/android/renderscript/Element.java b/graphics/java/android/renderscript/Element.java
index dc421d8..d013886 100644
--- a/graphics/java/android/renderscript/Element.java
+++ b/graphics/java/android/renderscript/Element.java
@@ -342,7 +342,7 @@
         mElementNames = n;
         mArraySizes = as;
         for (int ct = 0; ct < mElements.length; ct++ ) {
-            mSize += mElements[ct].mSize;
+            mSize += mElements[ct].mSize * mArraySizes[ct];
         }
     }