Fix Win32Window to not post resize notifications if size did not change
Fix Win32Window to not post resize notifications if size did not change

liruqi/cocotron,uptime-services/development-arts,uptime-services/development-arts,berkus/cocotron,liruqi/cocotron,mpw/marcelweiher-libobjc2,mpw/marcelweiher-libobjc2,mpw/marcelweiher-libobjc2,uptime-services/development-arts,liruqi/cocotron,berkus/cocotron,liruqi/cocotron,uptime-services/development-arts,berkus/cocotron,berkus/cocotron,mpw/marcelweiher-libobjc2