Fix preparser build with snapshot=off

Review URL: https://codereview.chromium.org/14159006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14247 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

preparser/preparser.gyp

@@ -37,7 +37,9 @@
         ['v8_use_snapshot=="true"', {
           'dependencies': ['../tools/gyp/v8.gyp:v8_snapshot'],
         }, {
-          'dependencies': ['../tools/gyp/v8.gyp:v8_nosnapshot'],
+          'dependencies': [
+            '../tools/gyp/v8.gyp:v8_nosnapshot.<(v8_target_arch)',
+          ],
         }],
       ],
       'include_dirs+': [