cogl_texture_get_data() copies using wrong width size.
cogl_texture_get_data() copies using wrong width size.

For sliced 2D textures, _cogl_texture_2d_sliced_get_data() uses the
bitmap width, instead of the rowstride, when memcpy()ing into the
dest buffer.

Signed-off-by: Robert Bragg <12e9293ec6b30c7fa8a0926af42807e929c1684f@linux.intel.com>

djdeath/clutter-multithreaded,GNOME/clutter,collects/clutter,spatulasnout/clutter,djdeath/clutter,heysion/clutter-clone,GNOME/clutter,djdeath/clutter-multithreaded,GNOME/clutter,jigpu/clutter,djdeath/clutter,collects/clutter,kerrickstaley/clutter-vala,Distrotech/clutter,kerrickstaley/clutter-vala,djdeath/clutter-android,kerrickstaley/clutter-vala,ebassi/clutter,ebassi/clutter,nobled/clutter,Distrotech/clutter,ebassi/clutter,nobled/clutter,GNOME/clutter,djdeath/clutter,djdeath/clutter-multithreaded,spatulasnout/clutter,heysion/clutter-clone,jigpu/clutter,collects/clutter,nobled/clutter,collects/clutter,heysion/clutter-clone,heysion/clutter-clone,Distrotech/clutter,ebassi/clutter,dlespiau/clutter,rkudiyarov/clutter_osx,jigpu/clutter,rkudiyarov/clutter_osx,GNOME/clutter,dlespiau/clutter,kerrickstaley/clutter-vala,djdeath/clutter,dlespiau/clutter,jigpu/clutter,Distrotech/clutter,djdeath/clutter-multithreaded,djdeath/clutter,djdeath/clutter-android,Distrotech/clutter,djdeath/clutter-android,jigpu/clutter,djdeath/clutter,heysion/clutter-clone,jigpu/clutter,djdeath/clutter-android,spatulasnout/clutter,Distrotech/clutter,spatulasnout/clutter,rkudiyarov/clutter_osx,djdeath/clutter-android,spatulasnout/clutter,collects/clutter,ebassi/clutter,rkudiyarov/clutter_osx