GN: Fix Android component build

components/bookmarks/common/android/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/android/rules.gni")
 
+# GYP: //components/bookmarks.gyp:bookmarks_browser (android part)
+source_set("android") {
+  sources = [
+    "bookmark_id.cc",
+    "bookmark_id.h",
+    "bookmark_type_list.h",
+    "component_jni_registrar.cc",
+    "component_jni_registrar.h",
+  ]
+  deps = [ ":bookmarks_jni_headers" ]
+}
+
 # GYP: //components/bookmarks.gyp:bookmarks_java
 android_library("bookmarks_java") {
   deps = [
     "//base:base_java",
   ]
   srcjar_deps = [
     ":bookmark_type_javagen",
   ]
   DEPRECATED_java_in_dir = "java/src"
 }
 
 # GYP: //components/bookmarks.gyp:bookmarks_jni_headers
 generate_jni("bookmarks_jni_headers") {
   jni_package = "components/bookmarks"
   sources = [
     "java/src/org/chromium/components/bookmarks/BookmarkId.java"
   ]
 }
 
 # GYP: //components/bookmarks.gyp:bookmarks_type_java
 java_cpp_template("bookmark_type_javagen") {
   sources = [
     "java/src/org/chromium/components/bookmarks/BookmarkType.template",
   ]
   package_name = "org/chromium/components/bookmarks"
   inputs = [
     "bookmark_type_list.h",
   ]
 }