* dispnew.c (change_frame_size_1): Add new_lines instead of new_height, the latter may be still zero if passed as such. * window.c (Fwindow_pixel_height): Mention bottom divider in doc-string. * window.el (window-min-height, window-min-width): Rewrite doc-strings. (window-body-size): Add PIXELWISE argument to make it consistent with its callees. * display.texi (Window Dividers): New section. * frames.texi (Layout Parameters): Add right-divider-width and bottom-divider-width. * windows.texi (Window Sizes): Redraw schematic and rewrite its description. Rewrite descriptions of `window-total-height', `window-total-width', `window-total-size', `window-body-height', `window-body-width' and `window-size-fixed'. Add descriptions for `window-pixel-height', `window-pixel-width', `window-min-height' and `window-min-width'. Remove description of `window-size-fixed-p' moving part of it to that of `window-size-fixed'. (Resizing Windows): Mention dividers when talking about minimum sizes.