Clean up NaCl's SCons build.

ppapi/native_client/src/shared/ppapi/build.scons

Index: ppapi/native_client/src/shared/ppapi/build.scons
diff --git a/ppapi/native_client/src/shared/ppapi/build.scons b/ppapi/native_client/src/shared/ppapi/build.scons
deleted file mode 100644
index 1269684d2c497b1a3cde18435b96a17c5ca62cad..0000000000000000000000000000000000000000
--- a/ppapi/native_client/src/shared/ppapi/build.scons
+++ /dev/null
@@ -1,40 +0,0 @@
-# -*- python -*-
-# Copyright 2011 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.
-
-import gyp_extract
-Import('env')
-
-# Underlay $SOURCE_ROOT/ppapi in this directory.
-Dir('.').addRepository(Dir('#/../ppapi'))
-
-if env.Bit('linux'):
-  env.Append(CCFLAGS=['-fPIC'])
-
-# Don't treat warnings as errors on Windows
-if env.Bit('windows'):
-  env.FilterOut(CCFLAGS=['/WX'])
-
-# TODO(ncbray): reenable
-# http://code.google.com/p/nativeclient/issues/detail?id=1643
-env.FilterOut(CCFLAGS=['-Wswitch-enum'])
-
-# Load ppapi_cpp.gypi
-# Unfortunately gyp_extract does not handle variables or includes so we must
-# pull the list of sources from ppapi_sources.gypi directly.
-
-ppapi_sources_gypi = open(
-    env.File('$SOURCE_ROOT/ppapi/ppapi_sources.gypi').abspath, 'r').read()
-ppapi_sources_list = eval(ppapi_sources_gypi)['variables']['cpp_source_files']
-
-ppapi_cpp_gypi = gyp_extract.LoadGypFile(
-    env.File('$SOURCE_ROOT/ppapi/ppapi_cpp.gypi').abspath)
-
-cpp_sources = (
-    [src for src in ppapi_sources_list if src.endswith('.cc')] +
-    gyp_extract.GypTargetSources(
-        ppapi_cpp_gypi, 'ppapi_cpp', '.*\.cc')
-)
-
-env.DualLibrary('ppapi_cpp', cpp_sources)