Remove dead NaCl tests and re-enabled fixed tests.

ppapi/native_client/tests/ppapi_browser/ppb_url_loader/build.scons

Index: ppapi/native_client/tests/ppapi_browser/ppb_url_loader/build.scons
diff --git a/ppapi/native_client/tests/ppapi_browser/ppb_url_loader/build.scons b/ppapi/native_client/tests/ppapi_browser/ppb_url_loader/build.scons
deleted file mode 100644
index 128df109ad3dea22819345c1f4e54b24957aea53..0000000000000000000000000000000000000000
--- a/ppapi/native_client/tests/ppapi_browser/ppb_url_loader/build.scons
+++ /dev/null
@@ -1,26 +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.
-
-# A way to build the nexe as a trusted plugin to validate directly
-# against Chrome on Linux using
-# --register-pepper-plugins="/path/to/libppapi_ppb_file_system.so;application/x-nacl"
-# http://localhost:5103/scons-out/nacl-x86-../staging/ppapi_ppb_file_system.html
-
-Import('env')
-
-if env.Bit('linux'):
-  env['COMPONENT_STATIC'] = False  # Build a .so, not a .a
-  env.Append(CFLAGS=['-std=c99'])
-
-  sources = ['ppapi_ppb_urlloader.cc']
-
-  libs = ['imc',
-          'gio',
-          'pthread' ]
-
-  ppapi_geturl = env.ComponentLibrary('ppapi_ppb_urlloader',
-                                      sources,
-                                      EXTRA_LIBS=libs,
-                                      no_import_lib=True)