Fix passing of shard options in test wrapper.

R=jkummerow@chromium.org

Review URL: https://chromiumcodereview.appspot.com/9702022

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@11047 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

tools/test-wrapper-gypbuild.py

@@ -197,9 +197,9 @@ def PassOnOptions(options):
   if options.crankshaft:
     result += ['--crankshaft']
   if options.shard_count != 1:
-    result += ['--shard_count=%s' % options.shard_count]
+    result += ['--shard-count=%s' % options.shard_count]
   if options.shard_run != 1:
-    result += ['--shard_run=%s' % options.shard_run]
+    result += ['--shard-run=%s' % options.shard_run]
   if options.noprof:
     result += ['--noprof']
   return result