Tidy up some C-isms.

Change-Id: I53b457cab9067369320457549071fc3e4c23c81b
diff --git a/src/debugger.h b/src/debugger.h
index 6c50e9e..89aac8e 100644
--- a/src/debugger.h
+++ b/src/debugger.h
@@ -242,7 +242,7 @@
   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 iov_count);
+  static void DdmSendChunkV(uint32_t type, const iovec* iov, int iov_count);
 
   /*
    * Recent allocation tracking support.