Remove calls to HandleScope default ctor.

Source/bindings/v8/V8PerContextData.cpp

Index: Source/bindings/v8/V8PerContextData.cpp
diff --git a/Source/bindings/v8/V8PerContextData.cpp b/Source/bindings/v8/V8PerContextData.cpp
index 8f043a9e986834903bd43ad30fbe1cc858aff29b..ab0f66205ad442ebf928049ca066239f146556d1 100644
--- a/Source/bindings/v8/V8PerContextData.cpp
+++ b/Source/bindings/v8/V8PerContextData.cpp
@@ -195,7 +195,7 @@ bool V8PerContextDebugData::setContextDebugData(v8::Handle<v8::Context> context,
 {
     if (!debugData(context)->IsUndefined())
         return false;
-    v8::HandleScope scope;
+    v8::HandleScope scope(context->GetIsolate());
     v8::Handle<v8::Value> debugData = createDebugData(worldName, debugId);
     setDebugData(context, debugData);
     return true;
@@ -203,7 +203,7 @@ bool V8PerContextDebugData::setContextDebugData(v8::Handle<v8::Context> context,
 
 int V8PerContextDebugData::contextDebugId(v8::Handle<v8::Context> context)
 {
-    v8::HandleScope scope;
+    v8::HandleScope scope(context->GetIsolate());
     v8::Handle<v8::Value> data = debugData(context);
 
     if (!data->IsString())