[SlowReports] Add lifecycles tracing category to BENCHMARK_RENDERERS.

This will enable tracking of inbound IPCs that cause tasks to be queued
against frozen renderers.

BUG=950668

Change-Id: I24252b7859abb22168834f96121a6032d0991f7d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1756251
Auto-Submit: Chris Hamilton <chrisha@chromium.org>
Commit-Queue: oysteine <oysteine@chromium.org>
Reviewed-by: oysteine <oysteine@chromium.org>
Cr-Commit-Position: refs/heads/master@{#687408}

content/browser/tracing/background_tracing_config_impl.cc

@@ -482,9 +482,8 @@ TraceConfig BackgroundTracingConfigImpl::GetConfigForCategoryPreset(
       return TraceConfig(
           "benchmark,toplevel,ipc,base,ui,v8,renderer,blink,blink_gc,mojom,"
           "latency,latencyInfo,renderer_host,cc,memory,dwrite,fonts,browser,"
-          "ServiceWorker,"
-          "disabled-by-default-v8.gc,"
-          "disabled-by-default-blink_gc,"
+          "ServiceWorker,disabled-by-default-v8.gc,"
+          "disabled-by-default-blink_gc,disabled-by-default-lifecycles,"
           "disabled-by-default-renderer.scheduler,"
           "disabled-by-default-system_stats,disabled-by-default-cpu_profiler",
           record_mode);