
This updates cogl-gles2-context to use the new cogl_onscreen_add_frame_callback() api to use _SYNC events for throttling. (cherry picked from commit 2063306645e32ceb3252ebcd2eebd33c879d7fbe)
This updates cogl-gles2-context to use the new cogl_onscreen_add_frame_callback() api to use _SYNC events for throttling. (cherry picked from commit 2063306645e32ceb3252ebcd2eebd33c879d7fbe)