[objects] seed NumberDictionary (only ia32 now)

src/debug.h

Index: src/debug.h
diff --git a/src/debug.h b/src/debug.h
index a39d8013e477b345ab8dfabb0f3af58f0e21c399..05a6b59d5370f9dd49edceb1e8869deb290ad6d4 100644
--- a/src/debug.h
+++ b/src/debug.h
@@ -178,7 +178,9 @@ class ScriptCache : private HashMap {
 
  private:
   // Calculate the hash value from the key (script id).
-  static uint32_t Hash(int key) { return ComputeIntegerHash(key); }
+  static uint32_t Hash(int key) {
+    return ComputeIntegerHash(key, v8::internal::kZeroHashSeed);
+  }
 
   // Scripts match if their keys (script id) match.
   static bool ScriptMatch(void* key1, void* key2) { return key1 == key2; }