Several minor changes to ScreenCapturerWinMagnifier

webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.h

Index: webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.h
diff --git a/webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.h b/webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.h
index 1a90791c0365cbb78bca78c670448a9615c0c0f9..e5eebdba46c62251a8a9ddf43f5a98c5b2d80d3b 100644
--- a/webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.h
+++ b/webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.h
@@ -103,8 +103,6 @@ class ScreenCapturerWinMagnifier : public ScreenCapturer {
   // Start the fallback capturer and select the screen.
   void StartFallbackCapturer();
 
-  static Atomic32 tls_index_;
-
   std::unique_ptr<ScreenCapturer> fallback_capturer_;
   bool fallback_capturer_started_ = false;
   Callback* callback_ = nullptr;
@@ -113,19 +111,12 @@ class ScreenCapturerWinMagnifier : public ScreenCapturer {
   std::wstring current_device_key_;
   HWND excluded_window_ = NULL;
 
-  // A thread-safe list of invalid rectangles, and the size of the most
-  // recently captured screen.
-  ScreenCapturerHelper helper_;
-
   // Queue of the frames buffers.
   ScreenCaptureFrameQueue<SharedDesktopFrame> queue_;
 
   // Class to calculate the difference between two screen bitmaps.
   std::unique_ptr<Differ> differ_;
 
-  // Used to suppress duplicate logging of SetThreadExecutionState errors.
-  bool set_thread_execution_state_failed_ = false;
-
   ScopedThreadDesktop desktop_;
 
   // Used for getting the screen dpi.