Removing unnecessary PerWorldBindings for DOM API calls that are monitored by Activity Logger.

Source/bindings/templates/methods.cpp

Index: Source/bindings/templates/methods.cpp
diff --git a/Source/bindings/templates/methods.cpp b/Source/bindings/templates/methods.cpp
index 9affae262495d67d4fd6fdb460ec011387010573..152761607b0b0b72a06b2e376daa60a0429d02ee 100644
--- a/Source/bindings/templates/methods.cpp
+++ b/Source/bindings/templates/methods.cpp
@@ -400,8 +400,13 @@ static void {{method.name}}MethodCallback{{world_suffix}}(const v8::FunctionCall
     {% endif %}
     {% endif %}{# not method.overloads #}
     {% if world_suffix in method.activity_logging_world_list %}
-    V8PerContextData* contextData = V8PerContextData::from(info.GetIsolate()->GetCurrentContext());
+    ScriptState* scriptState = ScriptState::from(info.GetIsolate()->GetCurrentContext());
+    V8PerContextData* contextData = scriptState->perContextData();
+    {% if method.activity_logging_world_check %}
+    if (contextData && contextData->activityLogger() && scriptState->world().isIsolatedWorld())
+    {% else %}
     if (contextData && contextData->activityLogger()) {
+    {% endif %}
         {# FIXME: replace toVectorOfArguments with toNativeArguments(info, 0)
            and delete toVectorOfArguments #}
         Vector<v8::Handle<v8::Value> > loggerArgs = toNativeArguments<v8::Handle<v8::Value> >(info, 0);