rpc: export names in debug service so it works with template changes

R=dsymonds
CC=golang-dev
https://golang.org/cl/3760049
diff --git a/src/pkg/rpc/debug.go b/src/pkg/rpc/debug.go
index 6bd8a91..44b32e0 100644
--- a/src/pkg/rpc/debug.go
+++ b/src/pkg/rpc/debug.go
@@ -21,14 +21,14 @@
 	<title>Services</title>
 	{.repeated section @}
 	<hr>
-	Service {name}
+	Service {Name}
 	<hr>
 		<table>
 		<th align=center>Method</th><th align=center>Calls</th>
-		{.repeated section meth}
+		{.repeated section Method}
 			<tr>
-			<td align=left font=fixed>{name}({m.argType}, {m.replyType}) os.Error</td>
-			<td align=center>{m.numCalls}</td>
+			<td align=left font=fixed>{Name}({Type.ArgType}, {Type.ReplyType}) os.Error</td>
+			<td align=center>{Type.NumCalls}</td>
 			</tr>
 		{.end}
 		</table>
@@ -39,26 +39,26 @@
 var debug = template.MustParse(debugText, nil)
 
 type debugMethod struct {
-	m    *methodType
-	name string
+	Type *methodType
+	Name string
 }
 
 type methodArray []debugMethod
 
 type debugService struct {
-	s    *service
-	name string
-	meth methodArray
+	Service *service
+	Name    string
+	Method  methodArray
 }
 
 type serviceArray []debugService
 
 func (s serviceArray) Len() int           { return len(s) }
-func (s serviceArray) Less(i, j int) bool { return s[i].name < s[j].name }
+func (s serviceArray) Less(i, j int) bool { return s[i].Name < s[j].Name }
 func (s serviceArray) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }
 
 func (m methodArray) Len() int           { return len(m) }
-func (m methodArray) Less(i, j int) bool { return m[i].name < m[j].name }
+func (m methodArray) Less(i, j int) bool { return m[i].Name < m[j].Name }
 func (m methodArray) Swap(i, j int)      { m[i], m[j] = m[j], m[i] }
 
 type debugHTTP struct {
@@ -75,10 +75,10 @@
 		services[i] = debugService{service, sname, make(methodArray, len(service.method))}
 		j := 0
 		for mname, method := range service.method {
-			services[i].meth[j] = debugMethod{method, mname}
+			services[i].Method[j] = debugMethod{method, mname}
 			j++
 		}
-		sort.Sort(services[i].meth)
+		sort.Sort(services[i].Method)
 		i++
 	}
 	server.Unlock()
diff --git a/src/pkg/rpc/server.go b/src/pkg/rpc/server.go
index 48b6791..5c50bcc 100644
--- a/src/pkg/rpc/server.go
+++ b/src/pkg/rpc/server.go
@@ -137,8 +137,8 @@
 type methodType struct {
 	sync.Mutex // protects counters
 	method     reflect.Method
-	argType    *reflect.PtrType
-	replyType  *reflect.PtrType
+	ArgType    *reflect.PtrType
+	ReplyType  *reflect.PtrType
 	numCalls   uint
 }
 
@@ -285,7 +285,7 @@
 			log.Println("method", mname, "returns", returnType.String(), "not os.Error")
 			continue
 		}
-		s.method[mname] = &methodType{method: method, argType: argType, replyType: replyType}
+		s.method[mname] = &methodType{method: method, ArgType: argType, ReplyType: replyType}
 	}
 
 	if len(s.method) == 0 {
@@ -326,6 +326,13 @@
 	sending.Unlock()
 }
 
+func (m *methodType) NumCalls() (n uint) {
+	m.Lock()
+	n = m.numCalls
+	m.Unlock()
+	return n
+}
+
 func (s *service) call(sending *sync.Mutex, mtype *methodType, req *Request, argv, replyv reflect.Value, codec ServerCodec) {
 	mtype.Lock()
 	mtype.numCalls++
@@ -418,8 +425,8 @@
 			continue
 		}
 		// Decode the argument value.
-		argv := _new(mtype.argType)
-		replyv := _new(mtype.replyType)
+		argv := _new(mtype.ArgType)
+		replyv := _new(mtype.ReplyType)
 		err = codec.ReadRequestBody(argv.Interface())
 		if err != nil {
 			log.Println("rpc: tearing down", serviceMethod[0], "connection:", err)