Change a few style issues (dead code, unitialized members) flagged by...

src/spaces.cc

Index: src/spaces.cc
===================================================================
--- src/spaces.cc	(revision 2523)
+++ src/spaces.cc	(working copy)
@@ -133,8 +133,6 @@
 #endif
       stop_page_ = space->last_page_;
       break;
-    default:

[iposva, 2009/07/23 18:14:57]

What was the complaint by Coverity here? It is really helpful to have default
cases marked as UNREACHABLE once you start adding new entries to the Mode enum.

-      UNREACHABLE();
   }
 }