### Issue Details

* **Electron Version:**
  * All up to and including `9-x-y`
* **Operating System:**
  * Linux
* **Last Known Working Electron version:**
  * Never 😢 

### Expected Behavior

When a crash occurs the `crashReporter` module should send the crash dump to your reporting URL along with some extra metadata including a `guid` attribute that is a UUID for the user sending the crash to you.

### Actual Behavior
No `guid` 😢 


shell/browser/electron_browser_client.cc
int process_id,
    ElectronBrowserClient::ProcessPreferences prefs) {
  process_preferences_[process_id] = prefs;
}
void ElectronBrowserClient::RemoveProcessPreferences(int process_id) {
  process_preferences_.erase(process_id);
}
bool ElectronBrowserClient::IsProcessObserved(int process_id) const {
  return process_preferences_.find(process_id) != process_preferences_.end();
}
bool ElectronBrowserClient::IsRendererSandboxed(int process_id) const {
  auto it = process_preferences_.find(process_id);
  return it != process_preferences_.end() && it->second.sandbox;
}
bool ElectronBrowserClient::RendererUsesNativeWindowOpen(int process_id) const {
  auto it = process_preferences_.find(process_id);
  return it != process_preferences_.end() && it->second.native_window_open;
}
bool ElectronBrowserClient::RendererDisablesPopups(int process_id) const {
  auto it = process_preferences_.find(process_id);
  return it != process_preferences_.end() && it->second.disable_popups;
}
std::string ElectronBrowserClient::GetAffinityPreference(