runtime(indent-tests): Annotate timed "search*()"es for tracing

related: #17116

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/autoload/dist/vimindent.vim b/runtime/autoload/dist/vimindent.vim
index 0681496..37f2ee5 100644
--- a/runtime/autoload/dist/vimindent.vim
+++ b/runtime/autoload/dist/vimindent.vim
@@ -2,7 +2,7 @@
 
 # Language:     Vim script
 # Maintainer:   github user lacygoill
-# Last Change:  2024 Dec 26
+# Last Change:  2025 Apr 13
 #
 # Includes changes from The Vim Project:
 #  - 2024 Feb 09: Fix indent after literal Dict (A. Radev via #13966)
@@ -981,8 +981,10 @@
     if end == '[' || end == ']'
         e = e->escape('[]')
     endif
+    # VIM_INDENT_TEST_TRACE_START
     return searchpair('\C' .. s, (middle == '' ? '' : '\C' .. middle), '\C' .. e,
         flags, (): bool => InCommentOrString(), stopline, TIMEOUT)
+    # VIM_INDENT_TEST_TRACE_END dist#vimindent#SearchPair
 enddef
 
 def SearchPairStart( # {{{3
@@ -1268,7 +1270,9 @@
 
     var pos: list<number> = getcurpos()
     cursor(line.lnum, 1)
+    # VIM_INDENT_TEST_TRACE_START
     var match_lnum: number = search(pat, 'cnW', line.lnum, TIMEOUT, (): bool => InCommentOrString())
+    # VIM_INDENT_TEST_TRACE_END dist#vimindent#NonCommentedMatch
     setpos('.', pos)
     return match_lnum > 0
 enddef
diff --git a/runtime/autoload/python.vim b/runtime/autoload/python.vim
index d5f4862..cf01198 100644
--- a/runtime/autoload/python.vim
+++ b/runtime/autoload/python.vim
@@ -20,10 +20,12 @@
 let s:maxoff = 50       " maximum number of lines to look backwards for ()
 
 function s:SearchBracket(fromlnum, flags)
+  " VIM_INDENT_TEST_TRACE_START
   return searchpairpos('[[({]', '', '[])}]', a:flags,
           \ {-> synstack('.', col('.'))
           \ ->indexof({_, id -> synIDattr(id, 'name') =~ '\%(Comment\|Todo\|String\)$'}) >= 0},
           \ [0, a:fromlnum - s:maxoff]->max(), g:python_indent.searchpair_timeout)
+  " VIM_INDENT_TEST_TRACE_END python#s:SearchBracket
 endfunction
 
 " See if the specified line is already user-dedented from the expected value.