More WaitableEvent stragglers migrated to enum-based constructor

chrome/browser/android/provider/run_on_ui_thread_blocking.h

Index: chrome/browser/android/provider/run_on_ui_thread_blocking.h
diff --git a/chrome/browser/android/provider/run_on_ui_thread_blocking.h b/chrome/browser/android/provider/run_on_ui_thread_blocking.h
index b43410e13091336868d32c3e8f5db8be38c2b50b..3686add2b1fc9f283102f4ef009d38adbfcdc1b4 100644
--- a/chrome/browser/android/provider/run_on_ui_thread_blocking.h
+++ b/chrome/browser/android/provider/run_on_ui_thread_blocking.h
@@ -19,7 +19,9 @@ class RunOnUIThreadBlocking {
   template <typename Signature>
   static void Run(base::Callback<Signature> runnable) {
     DCHECK(!content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
-    base::WaitableEvent finished(false, false);
+    base::WaitableEvent finished(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);
     content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
           base::Bind(&RunOnUIThreadBlocking::RunOnUIThread<Signature>,
                      runnable, &finished));