Starting work on full GN build

build/config/allocator.gni

Index: build/config/allocator.gni
diff --git a/build/config/allocator.gni b/build/config/allocator.gni
deleted file mode 100644
index 71418a8e772d991249b66f5f75c606f446be4a6c..0000000000000000000000000000000000000000
--- a/build/config/allocator.gni
+++ /dev/null
@@ -1,16 +0,0 @@
-# Copyright 2014 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.
-
-# TODO(GYP): Make tcmalloc work on win.
-if (is_android || current_cpu == "mipsel" || is_mac || is_ios || is_asan ||
-    is_lsan || is_tsan || is_msan || is_win) {
-  _default_allocator = "none"
-} else {
-  _default_allocator = "tcmalloc"
-}
-
-declare_args() {
-  # Memory allocator to use. Set to "none" to use default allocator.
-  use_allocator = _default_allocator
-}