Remove som GYP annotations, remove unused manifest.

android_webview/test/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/rules.gni")
 import("//testing/test.gni")
 
 # Mark all targets as test only.
 testonly = true
 
 group("test") {
   deps = [
     ":android_webview_test_apk",
     ":android_webview_unittests",
   ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:android_webview_apk
 android_apk("android_webview_apk") {
   deps = [
     ":android_webview_apk_assets",
     ":android_webview_apk_resources",
     "//android_webview:android_webview_java",
     "//base:base_java",
     "//base:base_java_test_support",
     "//components/policy/android:policy_java_test_support",
     "//content/public/android:content_java",
     "//ui/android:ui_java",
@@ skipping 49 matching lines @@
     "shell/assets/platform-media-codec-test.html",
     "shell/assets/video.3gp",
     "shell/assets/video.webm",
     "shell/assets/visual_state_during_fullscreen_test.html",
     "shell/assets/visual_state_on_page_commit_visible_test.html",
     "shell/assets/visual_state_waits_for_js_detached_test.html",
     "shell/assets/visual_state_waits_for_js_test.html",
   ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:libstandalonelibwebviewchromium
 shared_library("libstandalonelibwebviewchromium") {
   sources = [
     "../lib/main/webview_entry_point.cc",
   ]
   ldflags = [ "-Wl,-shared,-Bsymbolic" ]
   deps = [
     "//android_webview:common",
   ]
   configs -= [ "//build/config/android:hide_native_jni_exports" ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:android_webview_test_apk
 instrumentation_test_apk("android_webview_test_apk") {
   apk_name = "AndroidWebViewTest"
   apk_under_test = ":android_webview_apk"
   android_manifest = "../javatests/AndroidManifest.xml"
   deps = [
     "//android_webview:android_webview_java",
     "//base:base_java",
     "//base:base_java_test_support",
     "//components/policy/android:policy_java",
     "//components/policy/android:policy_java_test_support",
@@ skipping 92 matching lines @@
     "../javatests/src/org/chromium/android_webview/test/util/VideoSurfaceViewUtils.java",
     "../javatests/src/org/chromium/android_webview/test/util/VideoTestUtil.java",
     "../javatests/src/org/chromium/android_webview/test/util/VideoTestWebServer.java",
   ]
   data = [
     "data/",
   ]
   additional_apks = [ "//net/android:net_test_support_apk" ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:android_webview_unittests
 test("android_webview_unittests") {
   # Tests do not require any data, but our dependencies pull a lot in.
   ignore_all_data_deps = true
 
   deps = [
     ":android_webview_unittests_assets",
     ":android_webview_unittests_java",
     ":android_webview_unittests_jni",
     "//android_webview:common",
     "//base/test:test_support",
@@ skipping 26 matching lines @@
     "../native/state_serializer_unittest.cc",
   ]
 }
 
 android_assets("android_webview_unittests_assets") {
   sources = [
     "unittest/assets/asset_file.ogg",
   ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:android_webview_unittests_java
 android_library("android_webview_unittests_java") {
   testonly = true
   deps = [
     "//android_webview:android_webview_java",
     "//base:base_java",
     "//base:base_java_test_support",
     "//content/public/test/android:content_java_test_support",
   ]
   java_files = [
     "../unittestjava/src/org/chromium/android_webview/unittest/InputStreamUnittest.java",
     "../unittestjava/src/org/chromium/android_webview/unittest/MockAwContentsClientBridge.java",
   ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:android_webview_unittests_jni
 generate_jni("android_webview_unittests_jni") {
   jni_package = "android_webview_unittests"
   sources = [
     "../unittestjava/src/org/chromium/android_webview/unittest/InputStreamUnittest.java",
     "../unittestjava/src/org/chromium/android_webview/unittest/MockAwContentsClientBridge.java",
   ]
 }
 
-# GYP: //android_webview/android_webview_tests.gypi:libdrawgl
 shared_library("libdrawgl") {
   sources = [
     "shell/src/draw_gl/draw_gl.cc",
   ]
   configs -= [ "//build/config/android:hide_native_jni_exports" ]
 }