profile: Migrate to new symbol API and remove addresses

The default profile output used to include stack addresses,
which are not used in 99+% of the cases.

tools/old/profile.py

@@ -347,11 +347,11 @@ for k, v in sorted(counts.items(), key=lambda counts: counts[1].value):
     else:
         # print default multi-line stack output.
         for addr in kernel_stack:
-            print("    %016x %s" % (addr, aksym(addr)))
+            print("    %s" % aksym(addr))
         if do_delimiter:
             print("    --")
         for addr in user_stack:
-            print("    %016x %s" % (addr, b.sym(addr, k.pid)))
+            print("    %s" % b.sym(addr, k.pid))
         print("    %-16s %s (%d)" % ("-", k.name, k.pid))
         print("        %d\n" % v.value)
 

tools/profile.py

@@ -287,11 +287,11 @@ for k, v in sorted(counts.items(), key=lambda counts: counts[1].value):
     else:
         # print default multi-line stack output.
         for addr in kernel_stack:
-            print("    %016x %s" % (addr, aksym(addr)))
+            print("    %s" % aksym(addr))
         if do_delimiter:
             print("    --")
         for addr in user_stack:
-            print("    %016x %s" % (addr, b.sym(addr, k.pid)))
+            print("    %s" % b.sym(addr, k.pid))
         print("    %-16s %s (%d)" % ("-", k.name, k.pid))
         print("        %d\n" % v.value)