Statetrace: Stub out the missing i386 version of sendState.

util/statetrace/arch/i686/tracechild.cc

@@ -97,6 +97,12 @@ I686TraceChild::getOldRegVal(int num)
     return getRegs(oldregs, num);
 }
 
+bool
+I686TraceChild::sendState(int socket)
+{
+    return false;
+}
+
 TraceChild *
 genTraceChild()
 {

util/statetrace/arch/i686/tracechild.hh

@@ -73,6 +73,7 @@ class I686TraceChild : public TraceChild
     int64_t getOldRegVal(int num);
     uint64_t getPC() {return getRegVal(EIP);}
     uint64_t getSP() {return getRegVal(ESP);}
+    bool sendState(int socket);
     std::ostream &
     outputStartState(std::ostream & output)
     {