Start moving to the new canvas structure.

experimental/SkV8Example/JsContext.h

 /*
  * Copyright 2014 Google Inc.
  *
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  *
  */
 
 #ifndef SkV8Example_JsContext_DEFINED
 #define SkV8Example_JsContext_DEFINED
 
 #include <v8.h>
 
 #include "SkPaint.h"
-#include "BaseContext.h"
+#include "DrawingMethods.h"
 
 class SkCanvas;
 class Global;
 
 // Provides the canvas context implementation in JS, and the OnDraw() method in
 // C++ that's used to bridge from C++ to JS. Should be used in JS as:
 //
 //  function onDraw(context) {
 //    context.fillStyle="#FF0000";
 //    context.fillRect(x, y, w, h);
 //  }
-class JsContext : public BaseContext {
+class JsContext : public DrawingMethods {
 public:
     JsContext(Global* global)
             : INHERITED(global)
             , fCanvas(NULL)
     {
     }
     virtual ~JsContext() {}
 
     // Parse the script.
     bool initialize();
@@ skipping 11 matching lines @@
     // A handle to the onDraw function defined in the script.
     v8::Persistent<v8::Function> fOnDraw;
 
     // The template for what a canvas context object looks like. The canvas
     // context object is what's passed into the JS onDraw() function.
     static v8::Persistent<v8::ObjectTemplate> gContextTemplate;
 
     // Only valid when inside OnDraw().
     SkCanvas* fCanvas;
 
-    typedef BaseContext INHERITED;
+    typedef DrawingMethods INHERITED;
 };
 
 #endif