Start ICS header cleanup and finish type matrix.

Change-Id: If65f96f08c958d330862c543d85dd9d4a0f90e06
diff --git a/graphics/java/android/renderscript/Int3.java b/graphics/java/android/renderscript/Int3.java
index e5c1cdf..333ccf8 100644
--- a/graphics/java/android/renderscript/Int3.java
+++ b/graphics/java/android/renderscript/Int3.java
@@ -28,6 +28,12 @@
     public Int3() {
     }
 
+    public Int3(int initX, int initY, int initZ) {
+        x = initX;
+        y = initY;
+        z = initZ;
+    }
+
     public int x;
     public int y;
     public int z;