Deprecate chromium versions of devil gn files.

Requires crrev.com/c/1213882

Bug: 881910
Change-Id: I725b3c1776ab5f58f6c99624d5b90798b2f14da1
Reviewed-on: https://chromium-review.googlesource.com/1213723Reviewed-by: Ben Pastene <bpastene@chromium.org>
Commit-Queue: John Budorick <jbudorick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#589750}

build/config/arm.gni

@@ -3,7 +3,7 @@
 # found in the LICENSE file.
 
 import("//build/config/v8_target_cpu.gni")
-import("//build/secondary/third_party/catapult/devil/devil_arm.gni")
+import("//third_party/catapult/devil/devil_arm.gni")
 
 # These are primarily relevant in current_cpu == "arm" contexts, where
 # ARM code is being compiled.  But they can also be relevant in the

build/secondary/third_party/catapult/devil/BUILD.gn

-# Copyright 2017 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/symlink.gni")
-import("//build/secondary/third_party/catapult/devil/devil_arm.gni")
-import("//testing/android/empty_apk/empty_apk.gni")
-
-empty_apk("empty_system_webview_apk") {
-  package_name = "com.android.webview"
-  apk_name = "EmptySystemWebView"
-}
-
-group("devil") {
-  testonly = true
-  deps = [
-    ":empty_system_webview_apk",
-    "//buildtools/third_party/libc++($host_toolchain)",
-    "//tools/android/forwarder2",
-    "//tools/android/md5sum",
-  ]
-
-  if (build_devil_arm_deps) {
-    deps += [
-      ":host_forwarder_arm",
-      ":libcxx_arm",
-      ":md5sum_bin_host_arm",
-    ]
-  }
-}
-
-if (build_devil_arm_deps) {
-  binary_symlink("host_forwarder_arm") {
-    binary_label = "//tools/android/forwarder2:host_forwarder(//build/toolchain/linux:clang_arm)"
-    output_name = "host_forwarder_arm"
-  }
-
-  binary_symlink("md5sum_bin_host_arm") {
-    binary_label =
-        "//tools/android/md5sum:md5sum_bin(//build/toolchain/linux:clang_arm)"
-    output_name = "md5sum_bin_host_arm"
-  }
-
-  binary_symlink("libcxx_arm") {
-    binary_label =
-        "//buildtools/third_party/libc++(//build/toolchain/linux:clang_arm)"
-    binary_output_name = "libc++.so"
-    output_name = "libc++_arm"
-  }
-}

build/secondary/third_party/catapult/devil/devil_arm.gni

@@ -2,8 +2,4 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-declare_args() {
-  # Whether to build Devil host dependencies for Linux arm, e.g. for use on
-  # Raspberry Pis.
-  build_devil_arm_deps = false
-}
+# TODO(jbudorick): Remove this file once devil no longer references it.