Refactor navigator.connect code to make it more flexible.

content/browser/message_port_delegate.h

Index: content/browser/message_port_delegate.h
diff --git a/content/browser/message_port_delegate.h b/content/browser/message_port_delegate.h
index 8f6ad1b06973f46d0744654f4e34c066d578f822..a79144e60a11fae9f4687820d9ba2269aa2e420c 100644
--- a/content/browser/message_port_delegate.h
+++ b/content/browser/message_port_delegate.h
@@ -19,9 +19,10 @@ class MessagePortDelegate {
  public:
   // Sends a message to the given route. Implementations are responsible for
   // updating MessagePortService with new routes for the sent message ports.
-  virtual void SendMessage(int route_id,
-                           const base::string16& message,
-                           const std::vector<int>& sent_message_port_ids) = 0;
+  virtual void SendMessageToPort(
+      int route_id,
+      const base::string16& message,
+      const std::vector<int>& sent_message_port_ids) = 0;
 
   // Sends a "messages are queued" IPC to the given route.
   virtual void SendMessagesAreQueued(int route_id) = 0;