Review-related changes

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@505 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/log.cc

@@ -707,8 +707,13 @@ bool Logger::Setup() {
               stream.Add("%u", time);
               break;
             }
+            case '%':
+              // %% expands (contracts really) to %.
+              stream.Put('%');
+              break;
             default:
               // All other %'s expand to themselves.
+              stream.Put('%');
               stream.Put(*p);
               break;
           }