Revert 170357 "Revert of Make DOMWrapperWorld::current() return ..."

trunk/Source/bindings/v8/V8Binding.h

Index: trunk/Source/bindings/v8/V8Binding.h
===================================================================
--- trunk/Source/bindings/v8/V8Binding.h	(revision 170423)
+++ trunk/Source/bindings/v8/V8Binding.h	(working copy)
@@ -657,10 +657,10 @@
 
 // Returns a V8 context associated with a ExecutionContext and a DOMWrapperWorld.
 // This method returns an empty context if there is no frame or the frame is already detached.
-v8::Local<v8::Context> toV8Context(ExecutionContext*, DOMWrapperWorld*);
+v8::Local<v8::Context> toV8Context(ExecutionContext*, DOMWrapperWorld&);
 // Returns a V8 context associated with a LocalFrame and a DOMWrapperWorld.
 // This method returns an empty context if the frame is already detached.
-v8::Local<v8::Context> toV8Context(v8::Isolate*, LocalFrame*, DOMWrapperWorld*);
+v8::Local<v8::Context> toV8Context(v8::Isolate*, LocalFrame*, DOMWrapperWorld&);
 
 // Returns the frame object of the window object associated with
 // a context, if the window is currently being displayed in the LocalFrame.