[Extensions Bindings] Add a bridge to use current custom bindings

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 9b6b6091a35221300514713e9bad47a69d22f43d..b3e56ce53e1ce64886097bc5d640369d4e678715 100644
--- a/extensions/renderer/api_binding.cc
+++ b/extensions/renderer/api_binding.cc
@@ -296,6 +296,11 @@ v8::Local<v8::Object> APIBinding::CreateInstance(
   return object;
 }
 
+v8::Local<v8::Object> APIBinding::GetJSHooksInterface(

[jbroman, 2016/12/16 19:00:49]

nit: spelling changes from "Hook" to "Hooks"; why?

[Devlin, 2016/12/16 20:31:17]

Accident; synchronized.

+    v8::Local<v8::Context> context) {
+  return binding_hooks_->GetJSHookInterface(api_name_, context);
+}
+
 void APIBinding::HandleCall(const std::string& name,
                             const binding::APISignature* signature,
                             gin::Arguments* arguments) {