headless: Fix browser test build failure

headless/lib/headless_devtools_client_browsertest.cc

Index: headless/lib/headless_devtools_client_browsertest.cc
diff --git a/headless/lib/headless_devtools_client_browsertest.cc b/headless/lib/headless_devtools_client_browsertest.cc
index aff5b8006bcea80b660c2bb9b2127fbebf8d9cda..389d7cd110652dd1e3b19ef902103e17b2d6ee90 100644
--- a/headless/lib/headless_devtools_client_browsertest.cc
+++ b/headless/lib/headless_devtools_client_browsertest.cc
@@ -185,8 +185,12 @@ class HeadlessDevToolsClientExperimentalTest
   void RunDevTooledTest() override {
     EXPECT_TRUE(embedded_test_server()->Start());
     // Check that experimental commands require parameter objects.
-    devtools_client_->GetRuntime()->GetExperimental()->RunIfWaitingForDebugger(
-        runtime::RunIfWaitingForDebuggerParams::Builder().Build());
+    devtools_client_->GetRuntime()
+        ->GetExperimental()
+        ->SetCustomObjectFormatterEnabled(
+            runtime::SetCustomObjectFormatterEnabledParams::Builder()
+                .SetEnabled(false)
+                .Build());
 
     devtools_client_->GetPage()->GetExperimental()->AddObserver(this);
     devtools_client_->GetPage()->Enable();