Remove redundant useage of grab pointer. Add safety checks for pointer button_count. When releasing a busy grab, also check if surface is NULL.
Remove redundant useage of grab pointer.
Add safety checks for pointer button_count.
When releasing a busy grab, also check if surface is NULL.

Signed-off-by: Chris Michael <177aeddb9e34930a357ecd8dd2d21c80fe280c85@samsung.com>

rvandegrift/e,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment,tasn/enlightenment,FlorentRevest/Enlightenment,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,rvandegrift/e,FlorentRevest/Enlightenment