[tracing] Introduce "allowed_dump_modes" for memory dump config

content/browser/tracing/tracing_controller_impl.cc

Index: content/browser/tracing/tracing_controller_impl.cc
diff --git a/content/browser/tracing/tracing_controller_impl.cc b/content/browser/tracing/tracing_controller_impl.cc
index e4c48115dd2de2f8124dae0af83161e35d34a05d..7c2c4d368027ee8a02314e6e5326e318c543f030 100644
--- a/content/browser/tracing/tracing_controller_impl.cc
+++ b/content/browser/tracing/tracing_controller_impl.cc
@@ -913,6 +913,10 @@ void TracingControllerImpl::OnClockSyncMarkerRecordedByAgent(
 void TracingControllerImpl::RequestGlobalMemoryDump(
     const base::trace_event::MemoryDumpRequestArgs& args,
     const base::trace_event::MemoryDumpCallback& callback) {
+  if (!base::trace_event::MemoryDumpManager::GetInstance()->IsDumpModeAllowed(
+          args.level_of_detail))
+    return;
+
   if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,