Enable NativeActivity based Android tests.

testing/android/native_test/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: //testing/android/native_test.gyp:native_test_support
 source_set("native_test_support") {
   testonly = true
   sources = [
@@ skipping 28 matching lines @@
 android_library("native_test_java") {
   testonly = true
   deps = [
     "//base:base_java",
     "//testing/android/appurify_support:appurify_support_java",
     "//testing/android/reporter:reporter_java",
   ]
   srcjar_deps = [ "//base:base_native_libraries_gen" ]
   java_files = [
     "java/src/org/chromium/native_test/NativeBrowserTestActivity.java",
-    "java/src/org/chromium/native_test/NativeTestActivity.java",
+    "java/src/org/chromium/native_test/NativeTest.java",
     "java/src/org/chromium/native_test/NativeTestInstrumentationTestRunner.java",
+    "java/src/org/chromium/native_test/NativeUnitTest.java",
     "java/src/org/chromium/native_test/NativeUnitTestActivity.java",
+    "java/src/org/chromium/native_test/NativeUnitTestNativeActivity.java",
   ]
   jar_excluded_patterns = [ "*/NativeLibraries.class" ]
 }
 
 # GYP: //testing/android/native_test.gyp:native_test_jni_headers
 generate_jni("native_test_jni_headers") {
   sources = [
-    "java/src/org/chromium/native_test/NativeTestActivity.java",
+    "java/src/org/chromium/native_test/NativeTest.java",
   ]
   jni_package = "testing"
 }