Revert of GN: Add BUILD.gn files for webrtc/{api,media,libjingle,p2p,pc}

webrtc/libjingle/xmllite/BUILD.gn

Index: webrtc/libjingle/xmllite/BUILD.gn
diff --git a/webrtc/libjingle/xmllite/BUILD.gn b/webrtc/libjingle/xmllite/BUILD.gn
deleted file mode 100644
index 849558005a6e6783ef073d2ff1cf50d85ef3c056..0000000000000000000000000000000000000000
--- a/webrtc/libjingle/xmllite/BUILD.gn
+++ /dev/null
@@ -1,54 +0,0 @@
-# Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
-#
-# Use of this source code is governed by a BSD-style license
-# that can be found in the LICENSE file in the root of the source
-# tree. An additional intellectual property rights grant can be found
-# in the file PATENTS.  All contributing project authors may
-# be found in the AUTHORS file in the root of the source tree.
-
-import("../../build/webrtc.gni")
-
-group("xmllite") {
-  deps = [
-    ":rtc_xmllite",
-  ]
-}
-
-source_set("rtc_xmllite") {
-  sources = [
-    "qname.cc",
-    "qname.h",
-    "xmlbuilder.cc",
-    "xmlbuilder.h",
-    "xmlconstants.cc",
-    "xmlconstants.h",
-    "xmlelement.cc",
-    "xmlelement.h",
-    "xmlnsstack.cc",
-    "xmlnsstack.h",
-    "xmlparser.cc",
-    "xmlparser.h",
-    "xmlprinter.cc",
-    "xmlprinter.h",
-  ]
-
-  deps = [
-    "../../base:rtc_base",
-  ]
-
-  if (rtc_build_expat) {
-    deps += [ "//third_party/expat" ]
-    public_deps = [
-      "//third_party/expat",
-    ]
-  }
-
-  configs += [ "../..:common_config" ]
-  public_configs = [ "../..:common_inherited_config" ]
-
-  if (is_clang) {
-    # Suppress warnings from Chrome's Clang plugins.
-    # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
-    configs -= [ "//build/config/clang:find_bad_constructs" ]
-  }
-}