[Extensions Bindings] Remove Isolate arg from APIBinding::CreateInstance

extensions/renderer/api_binding.cc

Index: extensions/renderer/api_binding.cc
diff --git a/extensions/renderer/api_binding.cc b/extensions/renderer/api_binding.cc
index 39d5deafe7229ed45fb82d0db22efe7d4f2104dc..0ae5437876fdafa7d4bd07f308c95dcddc5834bc 100644
--- a/extensions/renderer/api_binding.cc
+++ b/extensions/renderer/api_binding.cc
@@ -289,9 +289,9 @@ APIBinding::~APIBinding() {}
 
 v8::Local<v8::Object> APIBinding::CreateInstance(
     v8::Local<v8::Context> context,
-    v8::Isolate* isolate,
     const AvailabilityCallback& is_available) {
   DCHECK(IsContextValid(context));
+  v8::Isolate* isolate = context->GetIsolate();
   if (object_template_.IsEmpty())
     InitializeTemplate(isolate);
   DCHECK(!object_template_.IsEmpty());