Index: components/test_runner/test_runner.cc |
diff --git a/components/test_runner/test_runner.cc b/components/test_runner/test_runner.cc |
index 39855fdee4669aff0b8c0e50f7a05d90e3286d98..34af6df29b78f3e6639259cd497c22c22a97a206 100644 |
--- a/components/test_runner/test_runner.cc |
+++ b/components/test_runner/test_runner.cc |
@@ -1852,6 +1852,7 @@ void TestRunner::DumpPixelsAsync( |
void TestRunner::ReplicateLayoutTestRuntimeFlagsChanges( |
const base::DictionaryValue& changed_values) { |
+ DCHECK(test_is_running_); |
layout_test_runtime_flags_.tracked_dictionary().ApplyUntrackedChanges( |
changed_values); |
} |