Fix regression of F3 & Shift-F3 in Incremental Search #122

Job	Run time
build_windows_cmake (Release, x64, amd64)	3m 51s
build_windows_msys2 (Release, x86_64)	5m 42s
build_windows (Release, x64)	3m 53s
build_windows_msys2 (Release, i686)	4m 53s
build_windows (Release, Win32)	3m 48s
build_windows_msys2 (Debug, x86_64)	5m 12s
build_windows (Release, ARM64)	4m 21s
build_windows_msys2 (Debug, i686)	4m 16s
build_windows (Debug, x64)	6m 55s
build_windows (Debug, Win32)	4m 3s
build_windows (Debug, ARM64)	3m 59s
	50m 53s

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