Switch to standard integer types in tools/.

tools/gn/escape.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "tools/gn/escape.h"
 
+#include <stddef.h>
+
 #include "base/containers/stack_container.h"
 #include "base/logging.h"
+#include "build/build_config.h"
 
 namespace {
 
 // A "1" in this lookup table means that char is valid in the Posix shell.
 const char kShellValid[0x80] = {
 // 00-1f: all are invalid
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 // ' ' !  "  #  $  %  &  '  (  )  *  +  ,  -  .  /
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
@@ skipping 178 matching lines @@
 }
 
 void EscapeStringToStream(std::ostream& out,
                           const base::StringPiece& str,
                           const EscapeOptions& options) {
   base::StackString<256> escaped;
   EscapeStringToString(str, options, &escaped.container(), nullptr);
   if (!escaped->empty())
     out.write(escaped->data(), escaped->size());
 }