Deprecate the version of Context::New which returns a Persistent.

BUG=
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/15059016

Patch from Marja Hölttä <marja@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14618 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

include/v8.h

@@ -4609,11 +4609,10 @@ class V8EXPORT Context {
       Handle<Value> global_object = Handle<Value>());
 
   /** Deprecated. Use Isolate version instead. */
-  // TODO(mstarzinger): Put this behind the V8_DEPRECATED guard.
-  static Persistent<Context> New(
+  V8_DEPRECATED(static Persistent<Context> New(
       ExtensionConfiguration* extensions = NULL,
       Handle<ObjectTemplate> global_template = Handle<ObjectTemplate>(),
-      Handle<Value> global_object = Handle<Value>());
+      Handle<Value> global_object = Handle<Value>()));
 
   /** Returns the last entered context. */
   static Local<Context> GetEntered();