Fix build (and fix brown paper bug as well...).

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index a719aa99c9bec3b8a98cfa4ed0e789f7e16a323a..ddf86c5e4706c7e2168d6ace7096bb3edb337db9 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -6653,7 +6653,7 @@ void HGraphBuilder::VisitProperty(Property* expr) {
         is_array = true;
         for (int i = 0; i < types->length(); i++) {
           Handle<Map> current_map = types->at(i);
-          if (!current_map->instance_type() == JS_ARRAY_TYPE) {
+          if (current_map->instance_type() != JS_ARRAY_TYPE) {
             is_array = false;
             break;
           }