Get SkV8Example running again.

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"
 
-using namespace v8;
-
 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);
 //  }
@@ skipping 10 matching lines @@
     bool initialize();
 
     // Call this with the SkCanvas you want onDraw to draw on.
     void onDraw(SkCanvas* canvas);
 
     virtual SkCanvas* getCanvas() { return fCanvas; };
 
 private:
 
     // Wrap the 'this' pointer into an Object. Can be retrieved via Unwrap.
-    Handle<Object> wrap();
+    v8::Handle<v8::Object> wrap();
 
     // A handle to the onDraw function defined in the script.
-    Persistent<Function> fOnDraw;
+    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 Persistent<ObjectTemplate> gContextTemplate;
+    static v8::Persistent<v8::ObjectTemplate> gContextTemplate;
 
     // Only valid when inside OnDraw().
     SkCanvas* fCanvas;
 
     typedef BaseContext INHERITED;
 };
 
 #endif