Remove dead code. In the error goto, im2 cannot exist here else we

would not have gotten to this error handler if it did (so no point in
checking for it and calling functions using it).

NB: Fixes Coverity CID1039926

Signed-off-by: Chris Michael <cp.michael@samsung.com>

src/lib/evas/cache2/evas_cache2.c

@@ -1102,8 +1102,6 @@ evas_cache2_image_dirty(Image_Entry *im, unsigned int x, unsigned int y, unsigne
    return im2;
 
 on_error:
-   if (im2)
-     _evas_cache_image_entry_delete(cache, im2);
    evas_cache2_image_close(im);
    return NULL;
 }