Fix r157217, committed patch set didn't contain the latest review modifications.

Source/bindings/v8/V8Binding.cpp

Index: Source/bindings/v8/V8Binding.cpp
diff --git a/Source/bindings/v8/V8Binding.cpp b/Source/bindings/v8/V8Binding.cpp
index 5c7c273d2d651b28d64782b9b85e480a72f3bebd..717bf6c1bb9319bcab021460613186601e5c6819 100644
--- a/Source/bindings/v8/V8Binding.cpp
+++ b/Source/bindings/v8/V8Binding.cpp
@@ -601,4 +601,9 @@ v8::Isolate* getIsolateFromScriptExecutionContext(ScriptExecutionContext* contex
     return v8::Isolate::GetCurrent();
 }
 
+v8::Isolate* getIsolateFromFrame(Frame* frame)
+{
+    return frame->script()->isolate();
+}
+
 } // namespace WebCore