Fixit: Split base::TimeTicks --> TimeTicks + ThreadTicks + TraceTicks

ipc/ipc_message_utils.h

Index: ipc/ipc_message_utils.h
diff --git a/ipc/ipc_message_utils.h b/ipc/ipc_message_utils.h
index 6787c8e2eb80dd0a6da16009c6eff03bedfe959e..068fa43858b5b9121e5a4fdbeb00596580406750 100644
--- a/ipc/ipc_message_utils.h
+++ b/ipc/ipc_message_utils.h
@@ -55,6 +55,7 @@ class NullableString16;
 class Time;
 class TimeDelta;
 class TimeTicks;
+class TraceTicks;
 struct FileDescriptor;
 }
 
@@ -503,6 +504,14 @@ struct IPC_EXPORT ParamTraits<base::TimeTicks> {
 };
 
 template <>
+struct IPC_EXPORT ParamTraits<base::TraceTicks> {
+  typedef base::TraceTicks param_type;
+  static void Write(Message* m, const param_type& p);
+  static bool Read(const Message* m, PickleIterator* iter, param_type* r);
+  static void Log(const param_type& p, std::string* l);
+};
+
+template <>
 struct ParamTraits<Tuple<>> {
   typedef Tuple<> param_type;
   static void Write(Message* m, const param_type& p) {