Remove code that was only used by navigator.connect.

content/browser/message_port_service.cc

Index: content/browser/message_port_service.cc
diff --git a/content/browser/message_port_service.cc b/content/browser/message_port_service.cc
index 5ced952a4579feef3baf2a69c62c271f1e2ce744..d0e1c1f70a41f0e45750a55064bb571cbcc879e7 100644
--- a/content/browser/message_port_service.cc
+++ b/content/browser/message_port_service.cc
@@ -151,8 +151,8 @@ void MessagePortService::Entangle(int local_message_port_id,
 
 void MessagePortService::PostMessage(
     int sender_message_port_id,
-    const MessagePortMessage& message,
-    const std::vector<TransferredMessagePort>& sent_message_ports) {
+    const base::string16& message,
+    const std::vector<int>& sent_message_ports) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   if (!message_ports_.count(sender_message_port_id)) {
     NOTREACHED();
@@ -174,14 +174,14 @@ void MessagePortService::PostMessage(
 
 void MessagePortService::PostMessageTo(
     int message_port_id,
-    const MessagePortMessage& message,
-    const std::vector<TransferredMessagePort>& sent_message_ports) {
+    const base::string16& message,
+    const std::vector<int>& sent_message_ports) {
   if (!message_ports_.count(message_port_id)) {
     NOTREACHED();
     return;
   }
   for (size_t i = 0; i < sent_message_ports.size(); ++i) {
-    if (!message_ports_.count(sent_message_ports[i].id)) {
+    if (!message_ports_.count(sent_message_ports[i])) {
       NOTREACHED();
       return;
     }
@@ -194,7 +194,7 @@ void MessagePortService::PostMessageTo(
     // put in this state.
     if (entangled_port.hold_messages_for_destination) {
       for (const auto& port : sent_message_ports)
-        HoldMessages(port.id);
+        HoldMessages(port);
     }
     entangled_port.queued_messages.push_back(
         std::make_pair(message, sent_message_ports));
@@ -244,8 +244,8 @@ void MessagePortService::SendQueuedMessages(
   // all ports in messages being sent to the port should also be put on hold.
   if (port.hold_messages_for_destination) {
     for (const auto& message : queued_messages)
-      for (const TransferredMessagePort& sent_port : message.second)
-        HoldMessages(sent_port.id);
+      for (int sent_port : message.second)
+        HoldMessages(sent_port);
   }
 
   port.queued_messages.insert(port.queued_messages.begin(),
@@ -285,8 +285,8 @@ void MessagePortService::HoldMessages(int message_port_id) {
 
   // Any ports in messages currently in the queue should also be put on hold.
   for (const auto& message : message_ports_[message_port_id].queued_messages)
-    for (const TransferredMessagePort& sent_port : message.second)
-      HoldMessages(sent_port.id);
+    for (int sent_port : message.second)
+      HoldMessages(sent_port);
 
   message_ports_[message_port_id].hold_messages_for_destination = true;
 }
@@ -312,8 +312,8 @@ void MessagePortService::ClosePort(int message_port_id) {
 
   // First close any message ports in the queue for this message port.
   for (const auto& message : message_ports_[message_port_id].queued_messages)
-    for (const TransferredMessagePort& sent_port : message.second)
-      ClosePort(sent_port.id);
+    for (int sent_port : message.second)
+      ClosePort(sent_port);
 
   Erase(message_port_id);
 }