[Android] Add spellchecking support in android_webview.

android_webview/native/BUILD.gn

 # Copyright 2015 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/config.gni")
 import("//build/config/android/rules.gni")
 
 source_set("native") {
   deps = [
     ":native_jni",
@@ skipping 100 matching lines @@
     "permission/simple_permission_request.h",
     "state_serializer.cc",
     "state_serializer.h",
     "token_binding_manager_bridge.cc",
     "token_binding_manager_bridge.h",
   ]
   if (enable_video_hole) {
     deps += [ "//components/external_video_surface:external_video_surface" ]
   }
 
+  if (enable_spellcheck) {
+    deps += [ "//components/spellcheck/browser:browser" ]
+  }
+
   libs = [ "jnigraphics" ]
 }
 
 generate_jni("native_jni") {
   sources = [
     "../java/src/org/chromium/android_webview/AndroidProtocolHandler.java",
     "../java/src/org/chromium/android_webview/AwAutofillClient.java",
     "../java/src/org/chromium/android_webview/AwContents.java",
     "../java/src/org/chromium/android_webview/AwContentsBackgroundThreadClient.java",
     "../java/src/org/chromium/android_webview/AwContentsClientBridge.java",
@@ skipping 30 matching lines @@
 generate_jar_jni("cancellation_signal_android_jar_jni_headers") {
   classes = [ "android/os/CancellationSignal.class" ]
   jni_package = "android_webview"
 }
 
 java_cpp_enum("aw_permission_request_resource") {
   sources = [
     "permission/aw_permission_request.h",
   ]
 }