Drop support for uploading hardware info with speech recognition requests

content/shell/browser/shell_speech_recognition_manager_delegate.h

Index: content/shell/browser/shell_speech_recognition_manager_delegate.h
diff --git a/content/shell/browser/shell_speech_recognition_manager_delegate.h b/content/shell/browser/shell_speech_recognition_manager_delegate.h
index 7c5fce372b1181e64bb1758efe0d6e76a4361fbf..c1f6b9d9f9c6fb53b5dea698f52eb7d87b81bb6f 100644
--- a/content/shell/browser/shell_speech_recognition_manager_delegate.h
+++ b/content/shell/browser/shell_speech_recognition_manager_delegate.h
@@ -23,8 +23,6 @@ class ShellSpeechRecognitionManagerDelegate
   ~ShellSpeechRecognitionManagerDelegate() override {}
 
   // SpeechRecognitionManagerDelegate methods.
-  void GetDiagnosticInformation(bool* can_report_metrics,
-                                std::string* hardware_info) override {}
   void CheckRecognitionIsAllowed(
       int session_id,
       base::Callback<void(bool ask_user, bool is_allowed)> callback) override;