allocator cleanup: remove dependencies on allocator from all targets

ui/compositor/BUILD.gn

 # 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.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 component("compositor") {
   sources = [
     "callback_layer_animation_observer.cc",
@@ skipping 172 matching lines @@
   ]
 
   data = [
     "//ui/gfx/test/data/compositor/",
   ]
 
   deps = [
     ":compositor",
     ":test_support",
     "//base",
-    "//base/allocator",
     "//base/test:test_support",
     "//cc",
     "//cc:test_support",
     "//skia",
     "//testing/gmock",
     "//testing/gtest",
     "//ui/base",
     "//ui/gfx",
     "//ui/gfx/geometry",
     "//ui/gl",
     "//ui/resources",
   ]
   if (is_linux) {
     deps += [ "//third_party/mesa:osmesa" ]
   }
 }