[This reinstalls commit 1d1162479c,
which I mistakenly reverted. --eggert]
* xdisp.c (Fwindow_text_pixel_size): Add optional argument BUFFER.
* display.texi (Size of Displayed Text): Describe optional
argument BUFFER of `window-text-pixel-size'.
[This reinstalls commit 1d1162479c,
which I mistakenly reverted. --eggert]
* xdisp.c (Fwindow_text_pixel_size): Add optional argument BUFFER.
* display.texi (Size of Displayed Text): Describe optional
argument BUFFER of `window-text-pixel-size'.