Profiler-instrumentation of the startup time.

content/app/content_main_runner.cc

 // Copyright (c) 2012 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 "content/public/app/content_main_runner.h"
 
 #include <stdlib.h>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/at_exit.h"
@@ skipping 550 matching lines @@
 
 #if !defined(OS_WIN)
     argc = params.argc;
     argv = params.argv;
 #endif
 
     base::CommandLine::Init(argc, argv);
 
     base::EnableTerminationOnHeapCorruption();
 
+    // Enable profiler recording right after command line is initialized.
+    delegate_->EnableProfilerRecording();
+
 #if !defined(OS_IOS)
     SetProcessTitleFromCommandLine(argv);
 #endif
 #endif // !OS_ANDROID
 
     int exit_code = 0;
     if (delegate_ && delegate_->BasicStartupComplete(&exit_code))
       return exit_code;
 
     completed_basic_startup_ = true;
@@ skipping 245 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContentMainRunnerImpl);
 };
 
 // static
 ContentMainRunner* ContentMainRunner::Create() {
   return new ContentMainRunnerImpl();
 }
 
 }  // namespace content