Regression: Support fixed-size VNC sessions #2163

Job	Run time
cppcheck	4m 13s
code formatting check	17s
min features with gcc	2m 37s
min features with g++	2m 21s
min features with clang	2m 54s
max features with gcc	3m 10s
max features with g++	3m 44s
max features with clang	3m 27s
max features with clang and AddressSanitized	3m 21s
max features with gcc and DEBUG	2m 22s
max features with gcc for 32-bit arch (legacy OS)	1m 51s
max features with g++ for 32-bit arch (legacy OS)	1m 45s
max features with clang for 32-bit arch (legacy OS)	1m 56s
	33m 58s

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