Move discardable memory to //components from //content

content/test/BUILD.gn

Index: content/test/BUILD.gn
diff --git a/content/test/BUILD.gn b/content/test/BUILD.gn
index 97f3c04d3d212c9bbe5b71a22a939ef28420e8c7..e0a5c28e0371ce66c0bf2a4f312732be4f07c4cf 100644
--- a/content/test/BUILD.gn
+++ b/content/test/BUILD.gn
@@ -658,6 +658,8 @@ test("content_browsertests") {
     ":test_support",
     ":web_ui_test_mojo_bindings",
     "//base/test:test_support",
+    "//components/discardable_memory/client",
+    "//components/discardable_memory/common",
     "//content:resources",
     "//content/app:both_for_content_tests",
     "//content/browser:for_content_tests",
@@ -879,6 +881,12 @@ test("content_browsertests") {
       "../renderer/resource_fetcher_browsertest.cc",
       "../renderer/savable_resources_browsertest.cc",
     ]
+
+    deps += [
+      "//components/discardable_memory/client",
+      "//components/discardable_memory/common",
+      "//components/discardable_memory/service",
+    ]
   }
 
   if (use_aura) {
@@ -1258,10 +1266,8 @@ test("content_unittests") {
     "../common/cursors/webcursor_unittest.cc",
     "../common/database_connections_unittest.cc",
     "../common/database_identifier_unittest.cc",
-    "../common/discardable_shared_memory_heap_unittest.cc",
     "../common/dom_storage/dom_storage_map_unittest.cc",
     "../common/fileapi/file_system_util_unittest.cc",
-    "../common/host_discardable_shared_memory_manager_unittest.cc",
     "../common/host_shared_bitmap_manager_unittest.cc",
     "../common/indexed_db/indexed_db_key_unittest.cc",
     "../common/input/event_with_latency_info_unittest.cc",
@@ -1671,7 +1677,6 @@ test("content_perftests") {
 
   sources = [
     "../browser/renderer_host/input/input_router_impl_perftest.cc",
-    "../common/discardable_shared_memory_heap_perftest.cc",
     "../test/run_all_perftests.cc",
   ]
   deps = [