Fixes build failure on Mac OS X 10.10 Yosemite Beta due to highgui/src/window_cocoa.mm (Bug #3737)
Fixes build failure on Mac OS X 10.10 Yosemite Beta due to highgui/src/window_cocoa.mm (Bug #3737)

opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv