Mus experiment in content shell on Android.

content/shell/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/config.gni")
 import("//build/config/android/rules.gni")
 import("//build_overrides/v8.gni")
 import("//third_party/icu/config.gni")
 
 generate_jni("content_shell_jni_headers") {
   jni_package = "content/shell"
   sources = [
     "java/src/org/chromium/content_shell/Shell.java",
     "java/src/org/chromium/content_shell/ShellLayoutTestUtils.java",
     "java/src/org/chromium/content_shell/ShellManager.java",
   ]
 }
 
 shared_library("libcontent_shell_content_view") {
   testonly = true
   deps = [
     ":content_shell_jni_headers",
     "//build/config/sanitizers:deps",
     "//components/crash/content/browser",
     "//content/shell:content_shell_lib",
     "//content/shell:pak",
     "//media/base/android",
+    "//services/tracing:lib",
+    "//services/ui:lib",
+    "//services/ui/demo:mus_demo_lib",
+    "//services/ui/ime/test_ime_driver:lib",
     "//skia",
   ]
   sources = [
     "shell_library_loader.cc",
   ]
 }
 
 android_resources("content_shell_java_resources") {
   testonly = true
   resource_dirs = [ "java/res" ]
@@ skipping 43 matching lines @@
   testonly = true
   deps = [
     ":content_shell_apk_resources",
     ":content_shell_java",
     ":content_shell_manifest",
     "//base:base_java",
     "//content/public/android:content_java",
     "//media/capture/video/android:capture_java",
     "//net/android:net_java",
     "//ui/android:ui_java",
+    "//ui/platform_window/android:platform_window_java",
   ]
 
   # Supply manifest for linting.
   android_manifest = content_shell_manifest
 
   java_files = [
     "shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java",
     "shell_apk/src/org/chromium/content_shell_apk/ContentShellApplication.java",
   ]
 }
@@ skipping 134 matching lines @@
   testonly = true
   deps = [
     ":content_shell_java",
     "//base:base_java",
     "//content/public/android:content_java",
     "//testing/android/native_test:native_test_java",
     "//ui/android:ui_java",
   ]
   java_files = [ "browsertests/src/org/chromium/content_shell/browsertests/ContentShellBrowserTestActivity.java" ]
 }