Make miscellaneous_bindings and event_bindings Required as needed. Previously

chrome/renderer/resources/extensions/tts_engine_custom_bindings.js

Index: chrome/renderer/resources/extensions/tts_engine_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/tts_engine_custom_bindings.js b/chrome/renderer/resources/extensions/tts_engine_custom_bindings.js
index 1d19ceaddbd53345db64697aeb20c23467e3d80d..1a2c970b900050b590ab34af0375bddfa7ff98a4 100644
--- a/chrome/renderer/resources/extensions/tts_engine_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/tts_engine_custom_bindings.js
@@ -6,9 +6,9 @@
 
 var binding = require('binding').Binding.create('ttsEngine');
 
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
+var eventBindings = require('event_bindings');
 
-chromeHidden.Event.registerArgumentMassager('ttsEngine.onSpeak',
+eventBindings.registerArgumentMassager('ttsEngine.onSpeak',
     function(args, dispatch) {
   var text = args[0];
   var options = args[1];