Helium: Initial proto and Syncable interface definition

blimp/net/helium/vector_clock.h

Index: blimp/net/helium/vector_clock.h
diff --git a/blimp/net/helium/vector_clock.h b/blimp/net/helium/vector_clock.h
index c375aacc274a52b642d5da580c22579180ef25db..b511e4ff3a002488e8f724a5f9a42ee71d29d769 100644
--- a/blimp/net/helium/vector_clock.h
+++ b/blimp/net/helium/vector_clock.h
@@ -7,6 +7,8 @@
 
 #include <stdint.h>
 
+#include "blimp/common/proto/helium.pb.h"
+
 namespace blimp {
 
 // From wikipedia:
@@ -56,6 +58,14 @@ class VectorClock {
     remote_revision_ = remote_revision;
   }
 
+  // Create the ProtoBuf object corresponding to this object

[Kevin M, 2016/10/03 21:44:26]

"proto message"; trailing period; const

[scf, 2016/10/03 22:20:18]

Done.

+  helium::VectorClockMessage ToProto();
+
+  // Inverts the local and remote components respectively

[Kevin M, 2016/10/03 21:44:26]

Trailing period.

[scf, 2016/10/03 22:20:18]

Done.

+  // Used when we send VectorClock across the wire. The local becomes
+  // remote and vice versa.
+  VectorClock Invert();

[Kevin M, 2016/10/03 21:44:26]

const

[scf, 2016/10/03 22:20:18]

Done.

+
  private:
   Revision local_revision_ = 0;
   Revision remote_revision_ = 0;