Revert of Expose distiller functions to JavaScript

content/renderer/dom_automation_controller.cc

Index: content/renderer/dom_automation_controller.cc
diff --git a/content/renderer/dom_automation_controller.cc b/content/renderer/dom_automation_controller.cc
index 2443022910b0196f38282ba2537d5483512f64b6..da6907202083d8144151b72d7f728b90485613ce 100644
--- a/content/renderer/dom_automation_controller.cc
+++ b/content/renderer/dom_automation_controller.cc
@@ -57,29 +57,6 @@
 }
 
 void DomAutomationController::OnDestruct() {}
-
-void DomAutomationController::DidCreateScriptContext(
-    v8::Local<v8::Context> context,
-    int extension_group,
-    int world_id) {
-  // Add the domAutomationController to isolated worlds as well.
-  v8::Isolate* isolate = blink::mainThreadIsolate();
-  v8::HandleScope handle_scope(isolate);
-  if (context.IsEmpty())
-    return;
-
-  v8::Context::Scope context_scope(context);
-
-  // Resuse this object instead of creating others.
-  gin::Handle<DomAutomationController> controller =
-      gin::CreateHandle(isolate, this);
-  if (controller.IsEmpty())
-    return;
-
-  v8::Local<v8::Object> global = context->Global();
-  global->Set(gin::StringToV8(isolate, "domAutomationController"),
-              controller.ToV8());
-}
 
 bool DomAutomationController::SendMsg(const gin::Arguments& args) {
   if (!render_frame())