headless: Fix browser test build failure

headless/lib/headless_devtools_client_browsertest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <memory>
 
 #include "base/json/json_reader.h"
 #include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test.h"
@@ skipping 167 matching lines @@
 
 HEADLESS_ASYNC_DEVTOOLED_TEST_F(HeadlessDevToolsClientObserverTest);
 
 class HeadlessDevToolsClientExperimentalTest
     : public HeadlessAsyncDevTooledBrowserTest,
       page::ExperimentalObserver {
  public:
   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();
     devtools_client_->GetPage()->Navigate(
         embedded_test_server()->GetURL("/hello.html").spec());
   }
 
   void OnFrameStoppedLoading(
       const page::FrameStoppedLoadingParams& params) override {
     FinishAsynchronousTest();
@@ skipping 431 matching lines @@
     FinishAsynchronousTest();
   }
 
  private:
   bool navigation_requested_ = false;
 };
 
 HEADLESS_ASYNC_DEVTOOLED_TEST_F(HeadlessDevToolsNavigationControlTest);
 
 }  // namespace headless