Remove legacy docs and gallery

documentation/build.scons

Index: documentation/build.scons
diff --git a/documentation/build.scons b/documentation/build.scons
deleted file mode 100644
index 1b6dd43a82b517ed29f03fb541b6e0fd1af7ffb2..0000000000000000000000000000000000000000
--- a/documentation/build.scons
+++ /dev/null
@@ -1,28 +0,0 @@
-#! -*- python -*-
-#
-# Copyright (c) 2010 The Native Client Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""scons script for building the Doxygen-based documentation for c_salt"""
-
-Import('env')
-
-env.SetDefault(DOXYGEN=ARGUMENTS.get('DOXYGEN', 'doxygen'))
-
-# Gate on host platform rather than target, since all are supported.
-if env['PLATFORM'] in ['win32', 'cygwin']:
-  env['ENV']['NACL_SDK_PLATFORM'] = 'windows'
-elif env['PLATFORM'] in ['darwin']:
-  env['ENV']['NACL_SDK_PLATFORM'] = 'mac'
-else:
-  env['ENV']['NACL_SDK_PLATFORM'] = 'linux'
-
-# The output is generated into scons-out/doc (c.f. Doxyfile).
-# Point your browser at  scons-out/doc/html/index.html
-node = env.Command(
-    target='doxygen.log',
-    source='Doxyfile',
-    action='${DOXYGEN} documentation/Doxyfile 2>&1 > ${TARGET}')
-AlwaysBuild(node)
-env.AddNodeAliases(node, [], 'docs')