pnor_partition_table: Make writeDefaults() private to namespace

This is part of the ongoing effort to extract parseTocLine() from the
Table class, enabling reuse in setup for test cases.

Change-Id: I0b888c028c61db2a555fa99a5abcbe339e657f95
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/pnor_partition_table.cpp b/pnor_partition_table.cpp
index 871adbe..997876d 100644
--- a/pnor_partition_table.cpp
+++ b/pnor_partition_table.cpp
@@ -136,7 +136,7 @@
     part.data.user.data[1] |= version;
 }
 
-inline void Table::writeDefaults(pnor_partition& part)
+static inline void writeDefaults(pnor_partition& part)
 {
     part.data.pid = PARENT_PATITION_ID;
     part.data.type = PARTITION_TYPE_DATA;
diff --git a/pnor_partition_table.hpp b/pnor_partition_table.hpp
index 5b49979..4dcc864 100644
--- a/pnor_partition_table.hpp
+++ b/pnor_partition_table.hpp
@@ -194,13 +194,6 @@
     void writeUserdata(pnor_partition& part, uint32_t version,
                        const std::string& data);
 
-    /** @brief Populate default/unused fields for the input
-     *         pnor_partition structure.
-     *
-     *  @param[in/out] part - pnor_partition structure
-     */
-    void writeDefaults(pnor_partition& part);
-
     /** @brief Return a little-endian partition table
      *
      *  @returns reference to native partition table