Fix the UI issue for showing output muted in ash tray after the device wakes up with hdmi output re…

chrome/browser/policy/policy_browsertest.cc

 // Copyright (c) 2012 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 <algorithm>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 506 matching lines @@
   }
 
   int output_mute_changed_count() const {
     return output_mute_changed_count_;
   }
 
   ~TestAudioObserver() override {}
 
  protected:
   // chromeos::CrasAudioHandler::AudioObserver overrides.
-  void OnOutputMuteChanged(bool /* mute_on */) override {
+  void OnOutputMuteChanged(bool /* mute_on */,
+                           bool /* system_adjust */) override {
     ++output_mute_changed_count_;
   }
 
  private:
   int output_mute_changed_count_;
 
   DISALLOW_COPY_AND_ASSIGN(TestAudioObserver);
 };
 #endif
 
@@ skipping 3321 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(HardwareAccelerationModePolicyTest,
                        HardwareAccelerationDisabled) {
   // Verifies that hardware acceleration can be disabled with policy.
   EXPECT_FALSE(
       content::GpuDataManager::GetInstance()->GpuAccessAllowed(nullptr));
 }
 #endif  // !defined(OS_CHROMEOS) && !defined(OS_ANDROID)
 
 }  // namespace policy