Add PcdDxe and PcdPEIM to all-arch for EdkModulePkg-All-Archs.fpd

Fix a few bugs in PcdDxe and PcdPEIM


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@722 6f19259b-4bc3-4df7-8a09-765794883524

EdkModulePkg/Universal/PCD/Pei/Service.c

@@ -545,6 +545,10 @@ GetExPcdTokenNumber (
   GuidTable   = PeiPcdDb->Init.GuidTable;
 
   MatchGuid = ScanGuid (GuidTable, sizeof(PeiPcdDb->Init.GuidTable), Guid);
+  //
+  // We need to ASSERT here. If GUID can't be found in GuidTable, this is a
+  // error in the BUILD system.
+  //
   ASSERT (MatchGuid != NULL);
   
   MatchGuidIdx = MatchGuid - GuidTable;