[scheduler] Do not use audio signal in policy for renderer scheduler.

third_party/WebKit/Source/platform/scheduler/renderer/renderer_scheduler_impl.cc

 // Copyright 2014 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 "platform/scheduler/renderer/renderer_scheduler_impl.h"
 
 #include "base/bind.h"
 #include "base/debug/stack_trace.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 1016 matching lines @@
   }
 
   if (MainThreadOnly().use_virtual_time) {
     new_policy.compositor_queue_policy.time_domain_type =
         TimeDomainType::VIRTUAL;
     new_policy.default_queue_policy.time_domain_type = TimeDomainType::VIRTUAL;
     new_policy.loading_queue_policy.time_domain_type = TimeDomainType::VIRTUAL;
     new_policy.timer_queue_policy.time_domain_type = TimeDomainType::VIRTUAL;
   }
 
-  new_policy.should_disable_throttling =
-      ShouldDisableThrottlingBecauseOfAudio(now) ||
-      MainThreadOnly().use_virtual_time;
+  // TODO(altimin): Taking audio state into account here is temporarily
+  // disabled because of failing webrtc bots. Investigate and fix ASAP.
+  new_policy.should_disable_throttling = MainThreadOnly().use_virtual_time;
 
   // Tracing is done before the early out check, because it's quite possible we
   // will otherwise miss this information in traces.
   CreateTraceEventObjectSnapshotLocked();
   TRACE_COUNTER1(TRACE_DISABLED_BY_DEFAULT("renderer.scheduler"), "use_case",
                  use_case);
   TRACE_COUNTER1(TRACE_DISABLED_BY_DEFAULT("renderer.scheduler"), "rail_mode",
                  new_policy.rail_mode);
   TRACE_COUNTER1(TRACE_DISABLED_BY_DEFAULT("renderer.scheduler"),
                  "touchstart_expected_soon",
@@ skipping 640 matching lines @@
     case v8::PERFORMANCE_LOAD:
       return "load";
     default:
       NOTREACHED();
       return nullptr;
   }
 }
 
 }  // namespace scheduler
 }  // namespace blink