Make miscellaneous_bindings and event_bindings Required as needed. Previously

chrome/renderer/extensions/miscellaneous_bindings.h

Index: chrome/renderer/extensions/miscellaneous_bindings.h
diff --git a/chrome/renderer/extensions/miscellaneous_bindings.h b/chrome/renderer/extensions/miscellaneous_bindings.h
index 33bb15ee37d1690c229bb860eca5b69a70d64427..97fee368eecdd648d70c7a7d17d6a11cbe52fe96 100644
--- a/chrome/renderer/extensions/miscellaneous_bindings.h
+++ b/chrome/renderer/extensions/miscellaneous_bindings.h
@@ -11,6 +11,7 @@
 
 namespace base {
 class DictionaryValue;
+class ListValue;
 }
 
 namespace content {
@@ -36,9 +37,9 @@ class MiscellaneousBindings {
   static ChromeV8Extension* Get(Dispatcher* dispatcher,
                                 v8::Handle<v8::Context> context);
 
-  // Dispatches the Port.onConnect content script messaging event to some
-  // contexts in |contexts|. If |restrict_to_render_view| is specified, only
-  // contexts in that render view will receive the message.
+  // Dispatches the onConnect content script messaging event to some contexts
+  // in |contexts|. If |restrict_to_render_view| is specified, only contexts in
+  // that render view will receive the message.
   static void DispatchOnConnect(
       const ChromeV8ContextSet::ContextSet& contexts,
       int target_port_id,
@@ -55,11 +56,10 @@ class MiscellaneousBindings {
   static void DeliverMessage(
       const ChromeV8ContextSet::ContextSet& context_set,
       int target_port_id,
-      const std::string& message,
+      const base::ListValue& message,
       content::RenderView* restrict_to_render_view);
 
-  // Dispatches the Port.onDisconnect event in response to the channel being
-  // closed.
+  // Dispatches the onDisconnect event in response to the channel being closed.
   static void DispatchOnDisconnect(
       const ChromeV8ContextSet::ContextSet& context_set,
       int port_id,