cleanup: rename fru_area_vec_t type and use using

Rename fru_area_vec_t to FruAreaVector and declare with using instead of
typedef.

Change-Id: I482c8ce7cedef1c67efb49b2e066ba9867547e93
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/fru_area.hpp b/fru_area.hpp
index 2595e54..6cebb3c 100644
--- a/fru_area.hpp
+++ b/fru_area.hpp
@@ -12,9 +12,6 @@
 #include <string>
 #include <vector>
 
-class IPMIFruArea;
-typedef std::vector<std::unique_ptr<IPMIFruArea>> fru_area_vec_t;
-
 class IPMIFruArea
 {
   private:
diff --git a/writefrudata.cpp b/writefrudata.cpp
index 0294e57..1cbf210 100644
--- a/writefrudata.cpp
+++ b/writefrudata.cpp
@@ -27,6 +27,8 @@
 extern const FruMap frus;
 extern const std::map<Path, InterfaceMap> extras;
 
+using FruAreaVector = std::vector<std::unique_ptr<IPMIFruArea>>;
+
 namespace
 {
 
@@ -34,7 +36,7 @@
 // Cleanup routine
 // Must always be called as last reference to fru_fp.
 //------------------------------------------------------------
-int cleanupError(FILE* fru_fp, fru_area_vec_t& fru_area_vec)
+int cleanupError(FILE* fru_fp, FruAreaVector& fru_area_vec)
 {
     if (fru_fp != NULL)
     {
@@ -142,7 +144,7 @@
 // Takes FRU data, invokes Parser for each fru record area and updates
 // Inventory
 //------------------------------------------------------------------------
-int updateInventory(fru_area_vec_t& area_vec, sd_bus* bus_sd)
+int updateInventory(FruAreaVector& area_vec, sd_bus* bus_sd)
 {
     // Generic error reporter
     int rc = 0;
@@ -466,7 +468,7 @@
 // @prereq : This must be called only after validating common header.
 ///----------------------------------------------------------------------------------
 int ipmi_populate_fru_areas(uint8_t* fru_data, const size_t data_len,
-                            fru_area_vec_t& fru_area_vec)
+                            FruAreaVector& fru_area_vec)
 {
     int rc = -1;
 
@@ -594,7 +596,7 @@
 
     // Vector that holds individual IPMI FRU AREAs. Although MULTI and INTERNAL
     // are not used, keeping it here for completeness.
-    fru_area_vec_t fru_area_vec;
+    FruAreaVector fru_area_vec;
 
     for (uint8_t fru_entry = IPMI_FRU_INTERNAL_OFFSET;
          fru_entry < (sizeof(struct common_header) - 2); fru_entry++)