Only enable the Dart timeline for benchmarks

services/tracing/tracing_app.cc

 // Copyright 2015 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 "services/tracing/tracing_app.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 
@@ skipping 63 matching lines @@
       [](TraceProvider* controller) { controller->StopTracing(); });
 
   // Sending the StopTracing message to registered controllers will request that
   // they send trace data back via the collector interface and, when they are
   // done, close the collector pipe. We don't know how long they will take. We
   // want to read all data that any collector might send until all collectors or
   // closed or an (arbitrary) deadline has passed. Since the bindings don't
   // support this directly we do our own MojoWaitMany over the handles and read
   // individual messages until all are closed or our absolute deadline has
   // elapsed.
-  static const MojoDeadline kTimeToWaitMicros = 5000 * 1000;
+  static const MojoDeadline kTimeToWaitMicros = 5 * 1000000;
   MojoTimeTicks end = MojoGetTimeTicksNow() + kTimeToWaitMicros;
 
   while (!recorder_impls_.empty()) {
     MojoTimeTicks now = MojoGetTimeTicksNow();
     if (now >= end)  // Timed out?
       break;
 
     MojoDeadline mojo_deadline = end - now;
     std::vector<mojo::Handle> handles;
     std::vector<MojoHandleSignals> signals;
@@ skipping 29 matching lines @@
   }
   AllDataCollected();
 }
 
 void TracingApp::AllDataCollected() {
   recorder_impls_.clear();
   sink_.reset();
 }
 
 }  // namespace tracing