Update to Chromium //base at Chromium commit 82baa9afc6620c68cb2168f20bb65e77e3e57f0a.

trace_event/trace_event_etw_export_win.cc

Index: trace_event/trace_event_etw_export_win.cc
diff --git a/trace_event/trace_event_etw_export_win.cc b/trace_event/trace_event_etw_export_win.cc
index 47935a4708c665f93208bb316fbfe84ba75db7dc..c07c861fb64493c94a0a9733a79c21300f34742c 100644
--- a/trace_event/trace_event_etw_export_win.cc
+++ b/trace_event/trace_event_etw_export_win.cc
@@ -133,19 +133,18 @@ namespace trace_event {
 // This object will be created by each process. It's a background (low-priority)
 // thread that will monitor the ETW keyword for any changes.
 class TraceEventETWExport::ETWKeywordUpdateThread
-    : public base::PlatformThread::Delegate {
+    : public PlatformThread::Delegate {
  public:
   ETWKeywordUpdateThread() {}
   ~ETWKeywordUpdateThread() override {}
 
   // Implementation of PlatformThread::Delegate:
   void ThreadMain() override {
-    base::PlatformThread::SetName("ETW Keyword Update Thread");
-    base::TimeDelta sleep_time =
-        base::TimeDelta::FromMilliseconds(kUpdateTimerDelayMs);
+    PlatformThread::SetName("ETW Keyword Update Thread");
+    TimeDelta sleep_time = TimeDelta::FromMilliseconds(kUpdateTimerDelayMs);
     while (1) {
-      base::PlatformThread::Sleep(sleep_time);
-      base::trace_event::TraceEventETWExport::UpdateETWKeyword();
+      PlatformThread::Sleep(sleep_time);
+      trace_event::TraceEventETWExport::UpdateETWKeyword();
     }
   }