Removed v8::Isolate::GetCurrent() and fixed toV8 with empty context.

public/web/WebArrayBufferConverter.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebArrayBufferConverter_h
 #define WebArrayBufferConverter_h
 
 #include "public/platform/WebArrayBuffer.h"
 
 namespace v8 {
+class Isolate;
+class Object;
 class Value;
 template <class T> class Handle;
 }
 
 namespace blink {
 
 class WebArrayBufferConverter {
 public:
+    // FIXME: remove these two APIs which doesn't take either context or
+    // isolate as their parameters after the embedder side is fixed.
     BLINK_EXPORT static v8::Handle<v8::Value> toV8Value(WebArrayBuffer*);
     BLINK_EXPORT static WebArrayBuffer* createFromV8Value(v8::Handle<v8::Value>);
+    BLINK_EXPORT static v8::Handle<v8::Value> toV8Value(WebArrayBuffer*, v8::Handle<v8::Object>, v8::Isolate*);
+    BLINK_EXPORT static WebArrayBuffer* createFromV8Value(v8::Handle<v8::Value>, v8::Isolate*);
 };
 
 } // namespace blink
 
 #endif // WebArrayBufferConverter_h