- Electron version: 1.3.7
- Operating system: Mac OS and Windows 10

Steps:
- run a CPU profile from dev tools
- stop it (you get some output)
- save the file

=> the resulting file has 0KB

I cannot reproduce in Chrome 53, but I can reproduce in a bare electron app.

atom/browser/atom_browser_client.cc
base::CommandLine* command_line,
    int process_id) {
  std::string process_type = command_line->GetSwitchValueASCII("type");
  if (process_type != "renderer")
    return;
  
  static const char* const kCommonSwitchNames[] = {
    switches::kStandardSchemes,
    switches::kEnableSandbox
  };
  command_line->CopySwitchesFrom(