Move discardable memory to //components from //content

components/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/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//tools/grit/repack.gni")
 
 if (is_android) {
@@ skipping 152 matching lines @@
       "//components/cast_certificate:unit_tests",
       "//components/certificate_reporting:unit_tests",
       "//components/certificate_transparency:unit_tests",
       "//components/contextual_search:unit_tests",
       "//components/crash/content/app:unit_tests",
       "//components/crash/core/common:unit_tests",
       "//components/data_reduction_proxy/content/browser:unit_tests",
       "//components/data_reduction_proxy/core/browser:unit_tests",
       "//components/data_reduction_proxy/core/common:unit_tests",
       "//components/data_use_measurement/content:unit_tests",
+      "//components/discardable_memory/common:unit_tests",
       "//components/display_compositor:unit_tests",
       "//components/dom_distiller/content/browser:unit_tests",
       "//components/domain_reliability:unit_tests",
       "//components/error_page/renderer:unit_tests",
       "//components/favicon/content:unit_tests",
       "//components/gcm_driver/instance_id:unit_tests",
       "//components/guest_view/browser:unit_tests",
       "//components/history/content/browser:unit_tests",
       "//components/invalidation/impl:unit_tests",
       "//components/keyed_service/content:unit_tests",
@@ skipping 286 matching lines @@
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
     deps = [
       "//base",
       "//components/test:test_support",
       "//components/visitedlink/browser",
       "//testing/perf",
       "//url",
     ]
+
+    if (!is_ios) {
+      sources += [ "discardable_memory/common/discardable_shared_memory_heap_perftest.cc" ]
+      deps += [ "//components/discardable_memory/common" ]
+    }
   }
 }