ruby: removed the chip pointer from MessageBuffer

The Chip object no longer exists and thus is removed from the MessageBuffer
constructor.

src/mem/ruby/buffers/MessageBuffer.cc

@@ -34,8 +34,7 @@
 #include "mem/ruby/buffers/MessageBuffer.hh"
 #include "mem/ruby/system/System.hh"
 
-MessageBuffer::MessageBuffer(const Chip* chip_ptr,
-                             const string &name)
+MessageBuffer::MessageBuffer(const string &name)
 {
   m_msg_counter = 0;
   m_consumer_ptr = NULL;

src/mem/ruby/buffers/MessageBuffer.hh

@@ -46,14 +46,10 @@
 #include "mem/gems_common/PrioHeap.hh"
 #include "mem/gems_common/util.hh"
 
-class Chip;
-
 class MessageBuffer {
 public:
   // Constructors
-  // The chip_ptr is ignored, but could be used for extra debugging
-  MessageBuffer(const Chip* chip_ptr = NULL,
-                const string &name = "");
+  MessageBuffer(const string &name = "");
 
   // ~MessageBuffer()
 

src/mem/ruby/network/simple/SimpleNetwork.cc

@@ -87,9 +87,9 @@ void SimpleNetwork::init(const vector<string> & argv)
     m_toNetQueues[node].setSize(m_virtual_networks);
     m_fromNetQueues[node].setSize(m_virtual_networks);
     for (int j = 0; j < m_virtual_networks; j++) {
-      m_toNetQueues[node][j] = new MessageBuffer(NULL,
+      m_toNetQueues[node][j] = new MessageBuffer(
                    "toNet node "+int_to_string(node)+" j "+int_to_string(j));
-      m_fromNetQueues[node][j] = new MessageBuffer(NULL,
+      m_fromNetQueues[node][j] = new MessageBuffer(
                    "fromNet node "+int_to_string(node)+" j "+int_to_string(j));
     }
   }