master 51c7996: Fix resizing glitches in NS port (bug#50413)

[Alan Third]

branch: master
commit 51c79967c3af3f912074a0112cbe7e00cf5073f9
Author: Alan Third <alan@idiocy.org>
Commit: Alan Third <alan@idiocy.org>

    Fix resizing glitches in NS port (bug#50413)
    
    * src/nsterm.m ([EmacsView resizeWithOldSuperviewSize:]): Use the
    superview's size instead of trusting the view's size.
---
 src/nsterm.m | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/nsterm.m b/src/nsterm.m
index 1970a7a..a6c2e75 100644
--- a/src/nsterm.m
+++ b/src/nsterm.m
@@ -6974,13 +6974,18 @@ not_in_argv (NSString *arg)
   if (! FRAME_LIVE_P (emacsframe))
     return;
 
-  frame = [self frame];
+  frame = [[self superview] bounds];
   width = (int)NSWidth (frame);
   height = (int)NSHeight (frame);
 
   NSTRACE_SIZE ("New size", NSMakeSize (width, height));
   NSTRACE_SIZE ("Original size", size);
 
+  /* Reset the frame size to match the bounds of the superview (the
+     NSWindow's contentView).  We need to do this as sometimes the
+     view's frame isn't resized correctly, or can end up with the
+     wrong origin.  */
+  [self setFrame:frame];
   change_frame_size (emacsframe, width, height, false, YES, false);
 
   SET_FRAME_GARBAGED (emacsframe);