API reaview cleanup

Change-Id: Ib1aaf81130ffa6b5e6c60096c27c969e8891db3f

graphics/java/android/renderscript/FieldPacker.java

@@ -248,24 +248,45 @@ public class FieldPacker {
         addU32(v.w);
     }
 
+    // to be removed on cleanup
     public void addObj(Matrix4f v) {
         for (int i=0; i < v.mMat.length; i++) {
             addF32(v.mMat[i]);
         }
     }
 
+    // to be removed on cleanup
     public void addObj(Matrix3f v) {
         for (int i=0; i < v.mMat.length; i++) {
             addF32(v.mMat[i]);
         }
     }
 
+    // to be removed on cleanup
     public void addObj(Matrix2f v) {
         for (int i=0; i < v.mMat.length; i++) {
             addF32(v.mMat[i]);
         }
     }
 
+    public void addMatrix(Matrix4f v) {
+        for (int i=0; i < v.mMat.length; i++) {
+            addF32(v.mMat[i]);
+        }
+    }
+
+    public void addMatrix(Matrix3f v) {
+        for (int i=0; i < v.mMat.length; i++) {
+            addF32(v.mMat[i]);
+        }
+    }
+
+    public void addMatrix(Matrix2f v) {
+        for (int i=0; i < v.mMat.length; i++) {
+            addF32(v.mMat[i]);
+        }
+    }
+
     public void addBoolean(boolean v) {
         addI8((byte)(v ? 1 : 0));
     }