Fleshed out a lot of the Path interfac

experimental/SkV8Example/sample.js

Index: experimental/SkV8Example/sample.js
diff --git a/experimental/SkV8Example/sample.js b/experimental/SkV8Example/sample.js
index 841dd5daa7848706e03e8265c59bea61b982597d..81c717c7e822f9fecb1091dc03b6e0b2000cf5cf 100644
--- a/experimental/SkV8Example/sample.js
+++ b/experimental/SkV8Example/sample.js
@@ -3,10 +3,10 @@
  */
 var onDraw = function(){
   var tick = 0;
-  function f(canvas) {
+  function f(context) {
     tick += 0.1;
-    canvas.fillStyle = '#0000ff';
-    canvas.fillRect(100, 100, Math.sin(tick)*100, Math.cos(tick)*100);
+    context.fillStyle = '#0000ff';
+    context.fillRect(100, 100, Math.sin(tick)*100, Math.cos(tick)*100);
   };
   return f;
 }();