Remove unused purgeonevents_reg and launchevent

powerline/bindings/vim/plugin/powerline.vim

@@ -49,13 +49,6 @@ else
 		\"endfunction"
 endif
 
-function! PowerlineRegisterCachePurgerEvent(event)
-	exec s:powerline_pycmd 'from powerline.segments.vim import launchevent as powerline_launchevent'
-	augroup Powerline
-		exec 'autocmd' a:event '*' s:powerline_pycmd.' powerline_launchevent("'.a:event.'")'
-	augroup END
-endfunction
-
 augroup Powerline
 	autocmd! ColorScheme * :exec s:powerline_pycmd 'powerline.reset_highlight()'
 	autocmd! VimEnter    * :redrawstatus!

powerline/segments/vim.py

@@ -51,29 +51,6 @@ bufeventfuncs = defaultdict(lambda: [])
 defined_events = set()
 
 
-def purgeonevents_reg(func, events, is_buffer_event=False):
-	if is_buffer_event:
-		cureventfuncs = bufeventfuncs
-	else:
-		cureventfuncs = eventfuncs
-	for event in events:
-		if event not in defined_events:
-			vim.eval('PowerlineRegisterCachePurgerEvent("' + event + '")')
-			defined_events.add(event)
-		cureventfuncs[event].append(func)
-
-
-def launchevent(event):
-	global eventfuncs
-	global bufeventfuncs
-	for func in eventfuncs[event]:
-		func()
-	if bufeventfuncs[event]:
-		buffer = vim.buffers[int(vim_funcs['expand']('<abuf>')) - 1]
-		for func in bufeventfuncs[event]:
-			func(buffer)
-
-
 # TODO Remove cache when needed
 def window_cached(func):
 	cache = {}