Another fix to symsmode parms for debug mode

Fixed the mismatched default parm between hb-dump-debug and the
framework.

Change-Id: Id3af424ed65ed371d9c9dfc09be00212bfe87acb
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/65404
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>

src/build/debug/ecmd-debug-framework.pl

@@ -65,7 +65,7 @@
     $tool = basename $0;
 }
 
-#   "" : Default - Try to use memory, fall-back to symbol files
+#   "default" : Default - Try to use memory, fall-back to symbol files
 #   "usefile" : Only use the symbol files
 #   "usemem" : Only use the data from memory
 my $useSymsMode = "default";

src/build/debug/hb-dump-debug

@@ -52,10 +52,10 @@ if (defined ($hbDir))
     }
 }
 
-#   "both" : Try to use memory, fall-back to symbol files
+#   "default" : Try to use memory, fall-back to symbol files
 #   "usefile" : Only use the symbol files
 #   "usemem" : Only use the data from memory
-my $useSymsMode = "both";
+my $useSymsMode = "default";
 
 GetOptions("tool:s" => \$tool,
            "tool-options:s" => \$toolOptions,