Show ****** in wifi passphrase field

chrome/browser/chromeos/options/passphrase_textfield.h

Index: chrome/browser/chromeos/options/passphrase_textfield.h
diff --git a/chrome/browser/chromeos/options/passphrase_textfield.h b/chrome/browser/chromeos/options/passphrase_textfield.h
index 1f1b59066865f62c514e1c0254595cfaccee8e05..3a2113dea0cca6b06477bc2ec80637100c61703a 100644
--- a/chrome/browser/chromeos/options/passphrase_textfield.h
+++ b/chrome/browser/chromeos/options/passphrase_textfield.h
@@ -27,6 +27,8 @@ class PassphraseTextfield : public views::Textfield {
   // Returns the passphrase. If it's unchanged, then returns an empty string.
   std::string GetPassphrase();
 
+  bool show_fake() const { return show_fake_; }
+
  private:
   void SetFakePassphrase();
   void ClearFakePassphrase();