Implement local setting.

I've also worked out how to test CreateString and CreateObject, but
not CreateArrayObject yet.

Also stop saying "cnt".

Change-Id: I26569ff6c4fa356fb91e6c22cbf8ced95094fabd
diff --git a/src/debugger.h b/src/debugger.h
index 3f0f7f6..826c787 100644
--- a/src/debugger.h
+++ b/src/debugger.h
@@ -240,7 +240,7 @@
   static void DdmDisconnected();
   static void DdmSendChunk(uint32_t type, const std::vector<uint8_t>& bytes);
   static void DdmSendChunk(uint32_t type, size_t len, const uint8_t* buf);
-  static void DdmSendChunkV(uint32_t type, const struct iovec* iov, int iovcnt);
+  static void DdmSendChunkV(uint32_t type, const struct iovec* iov, int iov_count);
 
   /*
    * Recent allocation tracking support.