Decompile 4 functions in Source/Render/DX9/BackBufferDX9.cpp, Source/Render/DX9/RendererDX9.cpp, ...

Batch #10843 by ragnarok-clanker: 2 byte-identical, 2 confirmed by peer review.

- fn_45506 DeviceOwnerDX9::CaptureBackBuffer: byte-identical (annotation added to existing code)
- fn_45507 DeviceOwnerDX9::RestoreBackBuffer: byte-identical (annotation added to existing code)
- fn_45508 ReleaseApplicationCursor: logic confirmed by peer review
- fn_06367 ApplyServiceOptionCursorClip: logic confirmed by peer review

Peer-reviewed-by: dori, cremane, StrawberrysherbetIX
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).

Source/Contents/Configuration/ServiceOptions.cpp

@@ -1100,7 +1100,7 @@ void ApplyServiceOptionCursorClip(int id, unsigned char value, bool notify, int
   if (value) {
     ClipApplicationCursor(hWnd);
   } else {
-    ClipCursor(nullptr);
+    ReleaseApplicationCursor();
   }
 }