Revert https://codereview.chromium.org/1291903002 (protobuf roll).

third_party/protobuf/editors/proto.vim

Index: third_party/protobuf/editors/proto.vim
diff --git a/third_party/protobuf/editors/proto.vim b/third_party/protobuf/editors/proto.vim
deleted file mode 100644
index 7f1aeb730a172ad4e77f2de76ba0a942e1827f8b..0000000000000000000000000000000000000000
--- a/third_party/protobuf/editors/proto.vim
+++ /dev/null
@@ -1,105 +0,0 @@
-" Protocol Buffers - Google's data interchange format
-" Copyright 2008 Google Inc.  All rights reserved.
-" https://developers.google.com/protocol-buffers/
-"
-" Redistribution and use in source and binary forms, with or without
-" modification, are permitted provided that the following conditions are
-" met:
-"
-"     * Redistributions of source code must retain the above copyright
-" notice, this list of conditions and the following disclaimer.
-"     * Redistributions in binary form must reproduce the above
-" copyright notice, this list of conditions and the following disclaimer
-" in the documentation and/or other materials provided with the
-" distribution.
-"     * Neither the name of Google Inc. nor the names of its
-" contributors may be used to endorse or promote products derived from
-" this software without specific prior written permission.
-"
-" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-" "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-" LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-" A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-" OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-" LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-" OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-" This is the Vim syntax file for Google Protocol Buffers.
-"
-" Usage:
-"
-" 1. cp proto.vim ~/.vim/syntax/
-" 2. Add the following to ~/.vimrc:
-"
-" augroup filetype
-"   au! BufRead,BufNewFile *.proto setfiletype proto
-" augroup end
-"
-" Or just create a new file called ~/.vim/ftdetect/proto.vim with the
-" previous lines on it.
-
-if version < 600
-  syntax clear
-elseif exists("b:current_syntax")
-  finish
-endif
-
-syn case match
-
-syn keyword pbTodo       contained TODO FIXME XXX
-syn cluster pbCommentGrp contains=pbTodo
-
-syn keyword pbSyntax     syntax import option
-syn keyword pbStructure  package message group oneof
-syn keyword pbRepeat     optional required repeated
-syn keyword pbDefault    default
-syn keyword pbExtend     extend extensions to max reserved
-syn keyword pbRPC        service rpc returns
-
-syn keyword pbType      int32 int64 uint32 uint64 sint32 sint64
-syn keyword pbType      fixed32 fixed64 sfixed32 sfixed64
-syn keyword pbType      float double bool string bytes
-syn keyword pbTypedef   enum
-syn keyword pbBool      true false
-
-syn match   pbInt     /-\?\<\d\+\>/
-syn match   pbInt     /\<0[xX]\x+\>/
-syn match   pbFloat   /\<-\?\d*\(\.\d*\)\?/
-syn region  pbComment start="\/\*" end="\*\/" contains=@pbCommentGrp
-syn region  pbComment start="//" skip="\\$" end="$" keepend contains=@pbCommentGrp
-syn region  pbString  start=/"/ skip=/\\./ end=/"/
-syn region  pbString  start=/'/ skip=/\\./ end=/'/
-
-if version >= 508 || !exists("did_proto_syn_inits")
-  if version < 508
-    let did_proto_syn_inits = 1
-    command -nargs=+ HiLink hi link <args>
-  else
-    command -nargs=+ HiLink hi def link <args>
-  endif
-
-  HiLink pbTodo         Todo
-
-  HiLink pbSyntax       Include
-  HiLink pbStructure    Structure
-  HiLink pbRepeat       Repeat
-  HiLink pbDefault      Keyword
-  HiLink pbExtend       Keyword
-  HiLink pbRPC          Keyword
-  HiLink pbType         Type
-  HiLink pbTypedef      Typedef
-  HiLink pbBool         Boolean
-
-  HiLink pbInt          Number
-  HiLink pbFloat        Float
-  HiLink pbComment      Comment
-  HiLink pbString       String
-
-  delcommand HiLink
-endif
-
-let b:current_syntax = "proto"