Undoing delayed init, seems like a dead end for speedup.

README.md

@@ -46,14 +46,15 @@
 
    " set the runtime path to include Vundle and initialize
    set rtp+=~/.vim/bundle/vundle/
-   call vundle#begin()
+   call vundle#rc()
    " alternatively, pass where Vundle should install plugins
-   "call vundle#begin('~/some/plugin/directory')
+   "call vundle#rc('~/some/plugin/directory')
 
    " let Vundle manage Vundle, required
    Plugin 'gmarik/vundle'
 
    " The following are examples of different formats supported.
+   " Plugins are available for use after the Plugin command returns.
    " plugins on GitHub repos
    Plugin 'tpope/vim-fugitive' "A plugin for git integration
    " plugins from http://vim-scripts.org/vim/scripts.html
@@ -69,8 +70,6 @@
    " Use to avoid plugin name collisions.
    Plugin 'FuzzyFinder', {'name': 'finder'}
 
-   " Plugins available after vundle#end() finishes.
-   call vundle#end()
    filetype plugin indent on     " required
    " To ignore plugin indent changes, instead use:
    "filetype plugin on

autoload/vundle.vim

@@ -56,16 +56,6 @@ sign define Vu_deleted  text=-  texthl=Comment
 sign define Vu_helptags text=*  texthl=Comment
 endif
 
-func! vundle#begin(...) abort
-  call call('vundle#rc', a:000)
-  com! -nargs=+ -bar Plugin call vundle#config#bundle_lazy(<args>)
-endf
-
-func! vundle#end(...) abort
-  call vundle#config#activate_all_plugins()
-  com! -nargs=+ -bar Plugin call vundle#config#bundle(<args>)
-endf
-
 func! vundle#rc(...) abort
   let g:bundle_dir = len(a:000) > 0 ? expand(a:1, 1) : expand('$HOME/.vim/bundle', 1)
   let g:bundles = []

autoload/vundle/config.vim

@@ -7,21 +7,6 @@ func! vundle#config#bundle(arg, ...)
   return bundle
 endf
 
-" Add a plugin to be initialized later.
-"
-" arg -- a string specifying the plugin
-" ... -- a dictionary of options for the plugin
-func! vundle#config#bundle_lazy(arg, ...)
-  call add(s:lazy_bundles, [a:arg, a:000])
-endf
-
-" Add all plugins in s:lazy_bundles to the runtimepath. 
-func! vundle#config#activate_all_plugins()
-  call extend(g:bundles, map(s:lazy_bundles, 'vundle#config#init_bundle(v:val[0], v:val[1])'))
-  call s:rtp_add_a()
-  call s:rtp_add_defaults()
-endf
-
 func! vundle#config#require(bundles) abort
   for b in a:bundles
     call s:rtp_add(b.rtpath)

doc/vundle.txt

@@ -74,14 +74,15 @@ more information.
 
    " set the runtime path to include Vundle and initialize
    set rtp+=~/.vim/bundle/vundle/
-   call vundle#begin()
+   call vundle#rc()
    " alternatively, pass where Vundle should install plugins
-   "call vundle#begin('~/some/plugin/directory')
+   "call vundle#rc('~/some/plugin/directory')
 
    " let Vundle manage Vundle, required
    Plugin 'gmarik/vundle'
 
    " The following are examples of different formats supported.
+   " Plugins are available for use after the Plugin command returns.
    " plugins on GitHub repos
    Plugin 'tpope/vim-fugitive' "A plugin for git integration
    " plugins from http://vim-scripts.org/vim/scripts.html
@@ -97,8 +98,6 @@ more information.
    " Use to avoid plugin name collisions.
    Plugin 'FuzzyFinder', {'name': 'finder'}
 
-   " Plugins available after vundle#end() finishes.
-   call vundle#end()
    filetype plugin indent on     " required
    " To ignore plugin indent changes, instead use:
    "filetype plugin on

test/vimrc

@@ -16,7 +16,7 @@ runtime macros/matchit.vim
 
 " This test should be executed in "test" directory
 exec 'set rtp^='.bundle_dir.'vundle/'
-call vundle#begin(bundle_dir)
+call vundle#rc(bundle_dir)
 
 Plugin 'molokai' " vim-scripts name
 
@@ -53,7 +53,6 @@ Bundle 'vim-scripts/RubySinatra'
 " syntax issue #203
 Bundle 'jimenezrick/vimerl'
 
-call vundle#end()
 filetype plugin indent on      " Automatically detect file types.
 
 set wildignore+=doc            " should not break helptags