Create ReadingListSuggestionsProvider

components/ntp_snippets/reading_list/BUILD.gn

+# Copyright 2017 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.
+
+source_set("reading_list") {
+  sources = [
+    "reading_list_suggestions_provider.cc",
+    "reading_list_suggestions_provider.h",
+  ]
+  deps = [
+    "//base",
+    "//components/ntp_snippets",
+    "//components/reading_list/core",
+    "//components/strings",
+  ]
+}
+
+source_set("unit_tests") {
+  testonly = true
+  sources = [
+    "reading_list_suggestions_provider_unittest.cc",
+  ]
+  deps = [
+    ":reading_list",
+    "//base",
+    "//base/test:test_support",
+    "//components/ntp_snippets",
+    "//components/ntp_snippets:test_support",
+    "//components/reading_list/core",
+    "//testing/gmock",
+    "//testing/gtest",
+    "//url",
+  ]
+}