Cleanup in //runtime/bin

runtime/bin/builtin_gen_snapshot.cc

Index: runtime/bin/builtin_gen_snapshot.cc
diff --git a/runtime/bin/builtin_gen_snapshot.cc b/runtime/bin/builtin_gen_snapshot.cc
index c1263bd06cb653df222ab9c8c9bab7fba952bdf6..17d4a5711126381b7a9d838682cbfdb7dedc2a3d 100644
--- a/runtime/bin/builtin_gen_snapshot.cc
+++ b/runtime/bin/builtin_gen_snapshot.cc
@@ -41,7 +41,7 @@ Dart_NativeFunction Builtin::NativeLookup(Dart_Handle name,
   int num_entries = sizeof(BuiltinEntries) / sizeof(struct NativeEntries);
   for (int i = 0; i < num_entries; i++) {
     struct NativeEntries* entry = &(BuiltinEntries[i]);
-    if (!strcmp(function_name, entry->name_) &&
+    if ((strcmp(function_name, entry->name_) == 0) &&
         (entry->argument_count_ == argument_count)) {
       return reinterpret_cast<Dart_NativeFunction>(entry->function_);
     }