	* clutter/cogl/gl/cogl.c (cogl_perspective): Use the accurate 	64-bit multiplication macro instead of COGL_FIXED_FAST_DIV for 	calculating xmax as was done previously. This fixes 	test-perspective and other tests that had a gone a bit skewiff.
	* clutter/cogl/gl/cogl.c (cogl_perspective): Use the accurate
	64-bit multiplication macro instead of COGL_FIXED_FAST_DIV for
	calculating xmax as was done previously. This fixes
	test-perspective and other tests that had a gone a bit skewiff.

djdeath/cogl-android,djdeath/cogl,gcampax/cogl,Distrotech/cogl,collects/cogl,gcampax/cogl,spatulasnout/cogl,Distrotech/cogl,Distrotech/cogl,djdeath/cogl-android,gcampax/cogl,spatulasnout/cogl,collects/cogl,djdeath/cogl,djdeath/cogl-android,gcampax/cogl,Distrotech/cogl,djdeath/cogl